J A Harkness, M B Richter, G S Panayi, K Van de Pette, A Unger, R Pownall et al
Harkness J A, Richter M B, Panayi G S, Van de Pette K, Unger A, Pownall R et al.
Circadian variation in disease activity in rheumatoid arthritis.
Br Med J (Clin Res Ed) 1982; 284 :551
doi:10.1136/bmj.284.6315.551