Last Update: Sep 16, 2025
A Phase III, Randomized, Double-blind Study of Ianalumab (VAY736) Versus Placebo in Addition to First-line Corticosteroids in Primary Immune Thrombocytopenia (VAYHIT1)
ClinicalTrials.gov Identifier:
Novartis Reference Number:CVAY736I12301
All compounds are either investigational or being studied for (a) new use(s). Efficacy and safety have not been established. There is no guarantee that they will become commercially available for the use(s) under investigation.

Study Description

The purpose of this study is to evaluate the effect of two different doses of ianalumab versus placebo in addition to first-line corticosteroids in maintaining platelet count ≥30 G/L in adult participants with primary ITP. This is a multi-center, randomized, double-blind Phase 3 study to assess the efficacy and safety of two different doses of ianalumab compared to placebo in adults with primary ITP (platelets count \<30 G/L) who require first-line standard-of-care corticosteroids.

After completion of the screening period, the participants will enter the randomized treatment period (ianalumab/placebo with standard of care corticosteroids).

After the treatment period, all participants will enter the follow-up period to be monitored for efficacy and safety or safety only depending on how they respond to the study treatment.

Primary Immune Thrombocytopenia (ITP)
Phase3
Recruiting
225
Mar 06, 2023
Dec 18, 2028
All
18 Years - 100 Years (Adult, Older Adult)

Interventions

Drug

Corticosteroids

Oral or parental (if clinically justified)
Biological

Ianalumab

Intravenous infusion, prepared from concentrate solution
Drug

Placebo

Intravenous infusion, prepared from matching placebo

Eligibility Criteria

Inclusion Criteria:

* Signed informed consent prior to participation in the study.
* Male or female participants aged 18 years and older on the day of signing informed consent
* Primary ITP diagnosed within 3 months before initiating first-line ITP therapy (corticosteroids, IVIG)
* Platelet count below 30 G/L before starting any first-line ITP therapy (corticosteroids, IVIG)
* Response (platelet count \>=50 G/L) to corticosteroids (+/- IVIG) at any time prior to randomization. Note: Platelet count measured within 7 days of platelet transfusion will not be considered as response.

Key Exclusion Criteria:

* Evans syndrome or any other cytopenia (patients with low grade anemia related to bleeding or iron deficiency are eligible)
* Current life-threatening bleeding
* Previous ITP treatment, including splenectomy, except for corticosteroids and/or IVIG initiated as first-line therapy for up to 28 days before randomization and rescue corticosteroids and/or IVIG given prior to confirmed diagnosis of primary ITP .
* Prior use of B-cell depleting therapy (e.g., rituximab).
* Absolute neutrophil count below 1.0 G/L at randomization
* Participants with concurrent coagulation disorders and/or receiving anti-platelet or anticoagulant medication with an exemption of low dose of acetylsalicylic acid

Other protocol-defined Inclusion/Exclusion may apply.

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Caba,Buenos Aires,C1280aeb,Argentina

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CABA,Buenos Aires,C1414drk,Argentina

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Ciudad Autonoma de Bs As,Buenos Aires,C1015abo,Argentina

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San Miguel de Tucumán,San Miguel de Tucuman,4000,Argentina

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Buenos Aires,C1039aac,Argentina

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Córdoba,5000,Argentina

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Bahía Blanca,Buenos Aires,B8000aat,Argentina

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Canberra,Australian Capital Territory,2605,Australia

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Wooloongabba,Queensland,4102,Australia

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Clayton,Victoria,3168,Australia

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Melbourne,Victoria,3004,Australia

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Innsbruck,Tyrol,6020,Austria

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Vienna,1140,Austria

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Salzburg,5020,Austria

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Brasschaat,2930,Belgium

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Bruges,8000,Belgium

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Leuven,3000,Belgium

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Roeselare,8800,Belgium

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Plovdiv,4002,Bulgaria

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Sofia,1413,Bulgaria

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Sofia,1431,Bulgaria

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Beijing,Beijing,100044,China

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Chongqing,Chongqing Municipality,400010,China

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Guangzhou,Guangdong,510515,China

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Shenzhen,Guangdong,518037,China

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Luoyang,Henan,471003,China

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Zhengzhou,Henan,450052,China

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Wuhan,Hubei,430022,China

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Changsha,Hunan,410008,China

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Changzhou,Jiangsu,213004,China

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Nanchang,Jiangxi,330006,China

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Xi'an,Shaanxi,710004,China

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Taiyuan,Shanxi,030001,China

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Chengdu,Sichuan,610041,China

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Kunming,Yunnan,650101,China

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Hangzhou,Zhejiang,310003,China

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Hangzhou,Zhejiang,310006,China

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Bengbu,233004,China

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Dalian,116000,China

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Jinan,250012,China

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Shijiazhuang,050000,China

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Tianjin,300020,China

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Ostrava,Poruba,708 52,Czechia

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Brno,625 00,Czechia

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Prague,100 34,Czechia

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Praha,12808,Czechia

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Prague,128 08,Czechia

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Caen,14033,France

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Chambéry,73011,France

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Le Mans,72000,France

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Lille,59037,France

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Paris,75014,France

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Rennes,35000,France

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Dresden,Sachsen,01307,Germany

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Essen,45147,Germany

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Giessen,35392,Germany

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Jena,Thuringia,07740,Germany

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Frankfurt am Main,Hessen,60590,Germany

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New Territories,Hong Kong,Hong Kong

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Budapest,H-1083,Hungary

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Debrecen,4032,Hungary

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Ahmedabad,Gujarat,380013,India

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Mumbai,Maharashtra,400012,India

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Kolkata,West Bengal,700094,India

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Rishikesh,Uttarakhand,249203,India

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Bologna,BO,40138,Italy

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Florence,FI,50134,Italy

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Roma,RM,00168,Italy

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Trieste,TS,34129,Italy

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Vicenza,VI,36100,Italy

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Nagakute-city,Aichi,480-1195,Japan

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Gifu,500 8513,Japan

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Shibukawa,Gunma,377-0280,Japan

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Sapporo,Hokkaido,060-8604,Japan

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Matsumoto,Nagano,399-8701,Japan

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Okayama,Okayama-ken,701-1192,Japan

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Osaka,Osaka,543-8555,Japan

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Iruma-gun,Saitama,350-0495,Japan

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Chiba,260-0852,Japan

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Fukuoka,815-8555,Japan

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Kuching,Sarawak,93586,Malaysia

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Johor Bahru,80100,Malaysia

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Kuala Lumpur,56000,Malaysia

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George Town,10050,Malaysia

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Kuala Selangor,68000,Malaysia

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Mexico City,Mexico CP,14080,Mexico

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Morelia,Michoacán,58260,Mexico

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Monterrey,Nuevo León,64460,Mexico

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Mexico,Distrito Federal,06726,Mexico

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Grålum,1714,Norway

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Bucharest,030171,Romania

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Bucharest,013975,Romania

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Singapore,119074,Singapore

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Singapore,169608,Singapore

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Singapore,S308433,Singapore

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Seville,Andalusia,41013,Spain

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Salamanca,Castille and León,37007,Spain

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Barcelona,Catalonia,08035,Spain

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Madrid,28009,Spain

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Madrid,28046,Spain

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Murcia,30008,Spain

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Bangkok,10330,Thailand

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Bangkok,10700,Thailand

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Chiang Mai,50200,Thailand

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Istanbul,TUR,34098,Turkey

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Aydin,09100,Turkey

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Edirne,22030,Turkey

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Istanbul,34214,Turkey

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Izmir,35100,Turkey

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Samsun,55139,Turkey

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Istanbul,Fatih,34098,Turkey (Türkiye)

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Aydin,Efeler,09100,Turkey (Türkiye)

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Edirne,Merkez,22030,Turkey (Türkiye)

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Istanbul,Bagcilar,34214,Turkey (Türkiye)

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Izmir,35100,Turkey (Türkiye)

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Samsun,55139,Turkey (Türkiye)

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Samsun,Atakum,55200,Turkey (Türkiye)

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Truro,Cornwall,Tr1 3lj,United Kingdom

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Birmingham,B15 2th,United Kingdom

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Glasgow,G31 2er,United Kingdom

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Leeds,Ls1 3ex,United Kingdom

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Liverpool,L7 8xp,United Kingdom

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London,Sw17 0qt,United Kingdom

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London,W12 0hs,United Kingdom

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Nottingham,Ng5 1pb,United Kingdom

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Southampton,So16 6yd,United Kingdom

Yuma Regional Medical Center

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Yuma,Arizona,85349,United States

Abhinav Chandra
Amy Olmeda

Community Cancer Institute

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Clovis,California,93611,United States

Kelly Meehan
Mohammed Bukari

Compassionate Care Res Group Inc

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Fountain Valley,California,92708,United States

Eric Lee

University of Colorado Anschutz

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Aurora,Colorado,80045,United States

George Gemlyn

Napa Research

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Margate,Florida,33063,United States

Emilio Araujo-Mino

Oncology Care Associates

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Bethesda,Maryland,20817,United States

Natalie Bongiorno
Ralph Boccia
Ralph V Boccia

Inspira Medical Cent Mullica Hill

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Mullica Hill,New Jersey,08062,United States

Catherine Vasquez
Erev Tubb

Hematology Oncology Association of Rockland

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Nyack,New York,10960,United States

Marion VanWoudenberg
Sung Ho Lee

University of Pennsylvania

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Philadelphia,Pennsylvania,19104,United States

Adam Cuker
Emmanuel Ndukwudimma

Rhode Island Hospital

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Providence,Rhode Island,02903,United States

Andrew Hsu

Texas Oncology-Baylor Res Ins

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Dallas,Texas,75204,United States

Dominique Marquez
Moshe Yair Levy

Texas Oncology

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McAllen,Texas,78503,United States

Louise Philipp
Nereida Salinas
Nurul Wahid

Community Cancer Trials of Utah

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Ogden,Utah,84405,United States

Carl Gray
Jenny Flores

Uni of Chi Medi Ctr Hema and Onco

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Chicago,Illinois,60637,United States

Michael Drazer
Sara Moellering

Mayo Clinic Rochester

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Rochester,Minnesota,55905,United States

Alexandra Wolanskyj

Metro Minnesota CCOP

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Saint Louis Park,Minnesota,55416,United States

Yan Ji

St Vincent Frontier Cancer Center

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Billings,Montana,59102,United States

Amanda Klein
Heather Duyck
Patrick Cobb

Cleveland Clinic Foundation

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Cleveland,Ohio,44195,United States

Alan Lichtin
Antonio Wilson
Kyle Shepherd

STAT Research Inc

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Dayton,Ohio,45402,United States

Charles Bane
Derek Tipton
Kyle Tipton

INTEGRIS Cancer Institute of Oklahoma

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Oklahoma City,Oklahoma,73142,United States

Basgar Alasad
Kellie Larsen-Dyer

Mays Cancer Ctr Uthsa Mdacc

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San Antonio,Texas,78229,United States

Elizabeth Bowhay-Carnes

Clinical Research Alliance

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Lake Success,New York,11042,United States

James D Olimpio
Jennifer Valentine
William Krenn

Massachusetts General Hospital

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Boston,Massachusetts,02114,United States

Hanny Al-Samkari
Nicole Ciccolo

Michigan Center of Medical Research

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Farmington Hills,Michigan,48334,United States

Faisal Musa

Beth Israel Deaconess Med Center

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Boston,Massachusetts,02215,United States

Janine Morrissey
Rushad Patell

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Hanoi,100000,Vietnam

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Ho Chi Minh,738000,Vietnam

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