APA

van der Heijde D. M., van Leeuwen M. A., van Riel P. L., Koster A. M., van 't Hof M. A., van Rijswijk M. H. & van de Putte L. B. (19920219). Biannual radiographic assessments of hands and feet in a three-year prospective followup of patients with early rheumatoid arthritis. : Arthritis and rheumatism.

Chicago

van der Heijde D M, van Leeuwen M A, van Riel P L, Koster A M, van 't Hof M A, van Rijswijk M H and van de Putte L B. 19920219. Biannual radiographic assessments of hands and feet in a three-year prospective followup of patients with early rheumatoid arthritis. : Arthritis and rheumatism.

Harvard

van der Heijde D. M., van Leeuwen M. A., van Riel P. L., Koster A. M., van 't Hof M. A., van Rijswijk M. H. and van de Putte L. B. (19920219). Biannual radiographic assessments of hands and feet in a three-year prospective followup of patients with early rheumatoid arthritis. : Arthritis and rheumatism.

MLA

van der Heijde D M, van Leeuwen M A, van Riel P L, Koster A M, van 't Hof M A, van Rijswijk M H and van de Putte L B. Biannual radiographic assessments of hands and feet in a three-year prospective followup of patients with early rheumatoid arthritis. : Arthritis and rheumatism. 19920219.