title: Negotiating prices of drugs for rare diseases.
authors.affiliation: Institute of Health and Society (IRSS), Université Catholique de Louvain, Clos Chapelle-aux-Champs, 30 B1.30.15, 1200 Brussels, Belgium .
authors.forename: Séverine
authors.initials: S
authors.lastname: Henrard
authors.affiliation: National Institute for Health and Disability Insurance (RIZIV/INAMI), Brussels, Belgium .
authors.forename: Francis
authors.initials: F
authors.lastname: Arickx