1. Entamoeba histolytica as a commensal intestinal parasite in homosexual men;Allason-Jones;N Engl J Med,1986
2. Intestinal spirochaetes;Lancet,1984
3. Gastrointestinal ailments of homosexual men;Baker;Medicine,1982
4. Campylobacter enteritis;Blaser;N Engl J Med,1981
5. Carne CA, Wilier IUD, Johnson AM, et al: Prevalence of antibodies to human immu nodeficiency virus (HIV), gonorrhea rates and altered sexual behavior in homosexual men in London. (Submitted for publication.)