B-SURE Study Centres and Investigators.

Site	Enrolling Investigator	Disclosures
Bordeaux CHU	Dr Sabine Marie Castet	Consultant (advisory board honoraria or invitation as speaker in symposia) for CSL Behring, LFB, Novo Nordisk, Roche, Sobi and Takeda.
Brest CHU	Dr Brigitte Pan Petesch	Consultant for Biomarin, CSL Berhing, LFB, NovoNordisk, Pfizer, Roche, Sobi and Takeda.
Caen CHU	Dr Yohann Repesse	Grant/research support from CSL Behring and Octapharma; consultant for (scientific advisory board honoraria) Sobi; invitation as speaker in symposia for CSL Behring, LFB, Octapharma, Roche, Sobi and Takeda.
Chambéry CHU	Dr Valérie Gay	Honoraria for participation in symposia by LFB, NovoNordisk and Sobi.
Clermont-Ferrand CHU	Dr Aurélien Lebreton	Research grant from CSL Behring, NovoNordisk, Octapharma and Sobi; consulting fees from Bayer, LFB, Octapharma, Pfizer, Roche and Sobi.
Lille CHU	Dr Bénédicte Wibaut Prof Sophie Susen	BW: Consultant for CSL Behring, Novo Nordisk and Sobi/Sanofi. SS: Research support from Biomarin, Bioverativ, CorWave, CSL Behring, Roche-Chugai, Sanofi, Shire/Takeda, Siemens Healthineers, Sobi and Stago.
Marseille University Hospital, AP-HM	Prof Hervé Chambost	Consulting fees from BioMarin, CSL Behring, Pfizer, Roche Chugai and Sobi; payment/honoraria for lectures/speakers bureau from BioMarin, CSL Behring, Roche Chugai and Sobi; payment for expert testimony from BioMarin; support for attending meetings from BioMarin, Novo Nordisk, Roche and Sobi.
Montpellier CHU	Dr Christine Biron-Andréani	Consulting fees from CSL Behring, LFB and Takeda; payment/honoraria for lectures, presentations, speakers bureaus, manuscript writing or educational events from LFB; support for attending meetings from Sobi.
Nantes CHU	Dr Marc Fouassier Dr Marc Trossaërt	MF: Research funding from NovoNordisk, Sobi, Takeda; medical counselling for CSL Behring and Sobi. MT: support for manuscript preparation from Sobi ; grants and contracts from LFB, Novo Nordisk and Takeda.
Necker-Enfants Hospital, Paris, AP-HP	Dr Annie Harroche	Principal investigator/clinical trial co-investigator for Bayer, CSL Behring, NovoNordisk, Octapharma, Pfizer, Roche, Sanofi, Sobi and Takeda; scientific advisory board for Bayer, CSL Behring, LFB, NovoNordisk, Roche, Sobi and Takeda; scientific congresses/meetings support for Bayer, CSL Behring, LFB, NovoNordisk, Octapharma, Roche, Sobi and Takeda.
Nîmes CHU	Dr Geraldine Lavigne-Lissalde	None
Poitiers CHU	Dr Mathieu Puyade	None
Rennes CHU	Dr Benoit Guillet	Consultant for BioMarin, CSL Behring, LFB, NovoNordisk, Octapharma, Roche-Chugaï, Sobi and Takeda.
Rouen CHU	Dr Pierre Chamouni Dr Virginie Barbay	PC: None VB: Research grant, consulting fees from and speaker’s bureau for Sobi; speaker honoraria for LFB.
Saint-Pierre Réunion CHU	Dr Cécile Stoven	None
Saint Denis Réunion CHU	Dr Stéphane Vanderbecken	Investigator in clinical trials for Sobi.
Strasbourg CHU	Dr Dominique Desprez	Grant or honoraria or invitation as speaker in symposia for CSL Behring, Novo Nordisk, Roche, Sobi and Takeda.
Toulouse CHU	Dr Caroline Oudot	Investigator in clinical trials for BioMarin, CSL Behring, Octapharma, Roche, Sobi and Takeda; consultant for LFB and Sobi.
Dijon CHU	Dr Fabienne Genre-Volot	Investigator in clinical trials for CSL Behring, Roche, Sobi and Takeda; consultant for Pfizer, Roche, Sobi and Takeda.
Lyon CHU	Prof Claude Negrier	Research grant and consulting fees from, and speaker’s bureau and speaker/honoraria for NovoNordisk and Sobi.

CHU: University Hospital Center.