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Psoriasis and arthritis. I. A population study.
van Romunde LK, Valkenburg HA, Swart-Bruinsma W, Cats A, Hermans J. van Romunde LK, et al. Among authors: valkenburg ha. Rheumatol Int. 1984;4(2):55-60. doi: 10.1007/BF00541197. Rheumatol Int. 1984. PMID: 6610912
On the prevalence of ankylosing spondylitis.
van der Linden SM, Cats A, Valkenburg HA. van der Linden SM, et al. Among authors: valkenburg ha. J Rheumatol. 1988 Feb;15(2):375-7. J Rheumatol. 1988. PMID: 3361548 No abstract available.
190 results