other 2004 Increased serum polychlorobiphenyl levels in Belgian women with adenomyotic nodules of the rectovaginal septum Fertility and sterility ·doi:10.1016/j.fertnstert.2003.07.011 The sum of bulk polychlorobiphenyl levels was significantly higher in women with rectovaginal adenomyosis than in women with endometriosis and controls.