4Safrin S,Schachtet J, Dahrouge D, et al. Long - term sequelae of acute pelvic inflammatory disease. A retrospective cohort study. Am J Obstet Gynecol, 1992:166(4):1300.
5Lucisano A,Morandotti G,Marana R,et al.Chlamydial genital infections and laparoscopic findings in infertile women Eur J Epidemiol,1992,8(5):645.
6Grodstein F, Goldman ,MB Cramer DW. Relation of tubal infertility to history of sexually transmitted diseases. Am J Epidemiol, 1993: 137( 5 ) : 577.
7Hnlka J, Peterson HB, Phillips JM, et al. Operative laparscopy:American association of gynecologic laparoscopists 1993: membership survery J Am Assoc Gynecol Laparosc,1995,2(2):133.
8Srivannaboon S, Tungsubutara W, Kirlwat O Diagnostic laparoscopy of subfertile women of nondemonstrable causes. J Med Assoc Thai,1990,73(3) : 140.
9El Yahia AW, Laparoscopic evaluation of apparently normal infertile women, Aust N Z J Obstet Gynaecol, 1994,34(4)440.
10Minassian SS, Wu CH Jungkind D, et al. Chlamydial antibody as determined with an enzyme - linked immunosorbent assay in tubal factor infertility J Reprod Med ,1991,35(2):141.