Kasonde J M, Bonnar J
Br J Obstet Gynaecol. 1976 Jul;83(7):572-5. doi: 10.1111/j.1471-0528.1976.tb00888.x.
Menstrual blood loss was measured objectively in 25 women for up to three months before and for six to twelve months after tubal ligation. The operation made no significant difference to menstrual blood loss.
对25名女性在输卵管结扎术前长达三个月以及术后六至十二个月期间的月经失血量进行了客观测量。该手术对月经失血量没有显著影响。