1. Population studies of the rheumatic diseases;Bennett, P.H.; Wood, P.H.N.,1968
2. HL-A 27 and arthropathies associated with ulcerative colitis and psoriasis;Lancet,1974
3. Ankylosing spondylitis and HL-A 27;Brewerton, D.A.; Hart, F.D.; Nicholls, A.; Caffrey, M.; James, D.C.O.; Sturrock, R.D.;Lancet,1973
4. Striking prevalence of ankylosing spondylitis in "healthy" W27 positive males and females;Calin, A.; Fries, J.F.;New England Journal of Medicine,1975
5. Increased risk for spondylitis stigmata in apparently healthy HL-AW27 men;Cohen, L.M.; Mittal, K.K.; Schmid, F.R.; Rogers, L.F.; Cohen, K.L.;Annals of Inernal Medicine,1976