1. The gay life;Powell, D.E.B.;Lancet,1977
2. Management of squamous atypia (borderline nuclear abnormalities): repeat cytology or colposcopy? Aust NZJ7 Obstet Gynaecol;Tay, S.K.; Jenkins, D.; Singer, A.,1987
3. Organisation and results of the cervical cytology screening programme in British Columbia, 1955-85. Br Med3';Anderson, G.H.; Boyes, D.A.; Benedet, J.L.,1988
4. Cervical cytology screening;Smith, A.;BrMedJ7