The Effect of Breastfeeding Duration and Parity on the Risk of Epithelial Ovarian Cancer: A Systematic Review and Meta-analysis.
Ho Kyung SungSeung Hyun MaJi-Yeob ChoiYunji HwangChoonghyun AhnByoung-Gie KimYong-Man KimJae Weon KimSokbom KangJaehoon KimTae Jin KimKeun-Young YooDaehee KangSue-Kyung ParkPublished in: Journal of preventive medicine and public health = Yebang Uihakhoe chi (2016)
The first birth and breastfeeding for <6 months were associated with significant reductions in EOC risk.