Drug labels: a flawed source of data for studying orphan drug approvals.
A S
AS
Kesselheim
J
J
Avorn
D017277:Drug Approval / Q000379:methods*; D055808:Drug Discovery / Q000379:methods*; D006801:Humans; D009965:Orphan Drug Production / Q000379:methods*; D035583:Rare Diseases / Q000188:drug therapy*; D012107:Research Design / Q000592:standards*