1. Ischaemic colitis and the contraceptive pill;COTTON, P.B.; THOMAS, L.E.A.; M.;British Medical Journal,1971
2. Yersinia infections;MAIR, N.S.,1977
3. Yersinia enteritis and enterocolitis: gastroenterological aspects;G., V.A.N.T.R.A.P.P.E.N.; AGG, H.O.; PONETTE, E.; GEBOES, K.; BERTRAND, P.H.;Gastroenterology,1977