The prevalence of haemorrhoids. A preliminary survey.
D005194:Family Practice; D005260:Female; D006484:Hemorrhoids / Q000188:drug therapy / Q000453:epidemiology* / Q000601:surgery; D006801:Humans; D007267:Injections; D008297:Male; D009824:Ointments; D012737:Sex Factors; D012923:Social Class; D013488:Suppositories
D009824:Ointments; D013488:Suppositories