Amy D. Shapiro, MD¹, Shashikant Apte², Ana Boban^3*, Renée Brown Frandsen^4*, Silvia Linari^5*, Johnny Mahlangu, MD⁶, Camila Martins Mazini Tavares^4*, Tadashi Matsushita, MD⁷, Salim Nekkal^8*, Jameela Sathar^9* and Anthony K C Chan¹⁰

¹Indiana Hemophilia & Thrombosis Center, Indianapolis, IN
²Sahyadri Specialty Hospital, Pune, India
³Haemophilia Centre, Department of Haematology, University Hospital Centre Zagreb, Zagreb University School of Medicine, Zagreb, Croatia
⁴Novo Nordisk A/S, Søborg, Denmark
⁵Center for Bleeding Disorders and Coagulation, Azienda Ospedaliero Universitaria Careggi, Florence, Italy
⁶Haemophilia Comprehensive Care Centre, Charlotte Maxeke Johannesburg Academic Hospital, University of the Witwatersrand and National Health Laboratory Service, Johannesburg, South Africa
⁷Nagoya University Hospital, Nagoya, Japan
⁸Blood Transfusion Center, University Hospital Medical Center Beni Messous, Algiers, Algeria
⁹Department of Hematology, Ampang Hospital, Kuala Lumpur, Malaysia
¹⁰McMaster Children’s Hospital, McMaster University, Hamilton, ON, Canada

Davide Matino, MD, MSc^1*, Travis Gould, PhD², John Teeter, MD^3*, Carrie Turich Taylor, PhD, MHS^3*, Regina McDonald, BSN^2* and Andrew Palladino, MD^4*

¹McMaster University, Hamilton, ON, Canada
²Pfizer Inc, New York, NY
³Pfizer Inc, Groton, CT
⁴Global Clinical Lead for the Marstacimab Program at Pfizer, Pfizer, Collegeville, PA

Robert Klamroth, MD^1*, Stephanie P'ng^2*, Sophie Susen^3*, Davide Matino, MD, MSc^4*, Pratima Chowdary^5*, Angela C Weyand, MD⁶, Toshko Lissitchkov^7*, Young-Shil Park^8*, María Teresa Alvarez-Román, PhD, MD^9*, Liqi Feng^10*, Helena Palmborg^11*, Jennifer Dumont, PhD¹², Elena Santagostino¹³, Lara Mamikonian^12* and Keiji Nogami^14*

¹Vivantes Klinikum, Friedrichshain, Berlin, Germany
²The Haemophilia and Haemostasis Centre, Fiona Stanley Hospital, Murdoch, Australia
³Centre Hospitalier Universitaire de Lille, Université de Lille, Lille, France
⁴Division of Hematology & Thromboembolism, Department of Medicine, McMaster University, Ontario, Canada
⁵Katharine Dormandy Haemophilia and Thrombosis Centre, Royal Free Hospital, London, United Kingdom
⁶Division of Hematology/Oncology, Department of Pediatrics, University of Michigan Medical School, Ann Arbor, MI
⁷Specialized Hospital for Active Treatment of Hematological Diseases, Department of Chemotherapy, Hemotherapy and Hereditary Blood Diseases at Clinical Hematology Clinic, Sofia, Bulgaria
⁸Department of Pediatrics, Kyung Hee University Hospital at Gangdong, School of Medicine, Kyung Hee University, Seoul, Korea, Republic of (South)
⁹Department of Hematology, University Hospital La Paz, Autonoma University of Madrid, Madrid, Spain
¹⁰Sanofi, Shanghai, China
¹¹Sobi, Stockholm, Sweden
¹²Sanofi, Cambridge, MA
¹³Sobi, Basel, Switzerland
¹⁴Nara Medical University, Nara, Japan

Tadashi Matsushita, MD¹, Pratima Chowdary, MD, MRCP, FRCPath^2*, Atanas Mitkov Banchev, MD, PhD^3*, Kaan Kavakli^4*, Johanna A. Kremer Hovinga, MD⁵, Jerzy Windyga, MD, PhD⁶, Víctor Jiménez-Yuste, MD, PhD^7*, Julien Bovet^8*, Llenalia María García Fernández^9* and Guy Young, MD¹⁰

¹Nagoya University Hospital, Nagoya, Japan
²Katharine Dormandy Haemophilia and Thrombosis Centre, Royal Free Hospital, London, United Kingdom
³Paediatric Haematology and Oncology Department, University Hospital Tsaritsa Giovanna – ISUL, Sofia, Bulgaria
⁴Department of Pediatric Hematology, Ege University Children’s Hospital, Izmir, Turkey
⁵Department of Hematology and Central Hematology Laboratory, Bern University Hospital, University of Bern, Bern, Switzerland
⁶Department of Hemostasis Disorders and Internal Medicine, Institute of Hematology and Transfusion Medicine, Warsaw, Poland
⁷Hospital Universitario La Paz, Universidad Autónoma de Madrid, Madrid, Spain
⁸Novo Nordisk, Paris, France
⁹Novo Nordisk, Madrid, Spain
¹⁰Cancer and Blood Disease Institute, Children’s Hospital Los Angeles, University of Southern California Keck School of Medicine, Los Angeles, CA

Christoph Königs^1*, Doris V. Quon, MD, PhD², Cedric Hermans, MD, MRCP, PhD³, Nana Kragh, MSc^4*, Jérôme Msihid, MSc^5*, Emilie Gerard^5*, Duygu Bozkaya^6*, Linda Bystrická^7*, Cecile Le Camus^6*, Elena Santagostino⁸, Annemieke Willemze, MD⁹ and Annette von Drygalski, MD, PharmD, RMSK¹⁰

¹University Hospital Frankfurt, Goethe University, Frankfurt, Germany
²Orthopaedic Institute for Children, Orthopaedic Hemophilia Treatment Center, Los Angeles, CA
³Cliniques Saint-Luc, Université Catholique de Louvain, Brussels, Belgium
⁴Sobi, Stockholm, Sweden
⁵Sanofi, Gentilly, France
⁶Sanofi, Cambridge, MA
⁷Swedish Orphan Biovitrum AB, Stockholm, Sweden
⁸Sobi, Basel, Switzerland
⁹Sanofi, Amsterdam, NLD
¹⁰Center for Bleeding and Clotting Disorders, University of California San Diego, San Diego, CA

Jessica O. Frade-Guanaes, MSc^1*, Carolina Costa-Lima, MD^1,2*, Vanessa B. Faiotto, MSc^1*, Ana P. Francisco^1*, Nívia M. Foschi, MD^1*, Andrea L. A. Sambo, RN^1*, Mariana M. T. Hosokawa, RN^1*, Valdirene Stahl, RN^1*, Luiz G. R. Lima^1*, Bianca Stefanello^1*, Lucas W. Weiss Santos, MD^1*, Samuel S. Medina, MD^1*, Marina P. Colella, MD, PhD^1*, Silmara A. De Lima Montalvão, PhD^1*, Gabriela G. Yamaguti-Hayakawa^1* and Margareth C. Ozelo, MD, PhD^1,2

¹Hemocentro UNICAMP, University of Campinas, Campinas, SP, Brazil
²Department of Internal Medicine, School of Medical Sciences, University of Campinas, UNICAMP, Campinas, SP, Brazil