An approach to therapeutic trials in rheumatology: the foundation for applied rheumatology research.
De Vries
E
E
Department of Rheumatology, Leiden University Hospital, The Netherlands.
Breedveld
F C
FC
D002986:Clinical Trials as Topic / Q000379:methods* / Q000451:nursing; D006801:Humans; D007391:International Cooperation; D015337:Multicenter Studies as Topic / Q000379:methods* / Q000451:nursing; D012219:Rheumatology