(Q78108626)
Statements
Preliminary core set of domains and reporting requirements for longitudinal observational studies in rheumatology (English)
Kvien TK
Wolfe F
Lassere M
van der Heijde D
Stucki G
Suarez-Almazor M
Pincus T
Eberhardt K
Silman A
van Riel P
Tugwell P
1 February 1999