1. Cyclic pelvic pain and dysmenorrhea;Smith;Obstet Gynecol Clin North Am,1993
2. Factors influencing spontaneous abortion, dyspareunia, dysmenorrhea and pelvic pain;Heisterberg;Obstet Gynecol,1993
3. Cigarette smoking, alcohol consumption, and risk of primary dysmenorrhea;Parazzini;Epidemiology,1994
4. Dysmenorrhea and sports activities in adolescents;Izzo;Clin Exp Obstet Gynecol,1991
5. Multiple Beau’s lines due to dys-menorrhoea;Colver;Br J Dermatol,1984