https://www.jogc.com/article/S1701-2163(18)30043-4/fulltext
Aston O, Sutradhar R, Rabeneck L, Paszat L.J Obstet Gynaecol Can. 2019 Jan;41(1):21-28. doi: 10.1016/j.jogc.2018.01.031. Epub 2018 Oct 10.PMID: 30316709
https://www.jogc.com/article/S1701-2163(18)30043-4/fulltext
Aston O, Sutradhar R, Rabeneck L, Paszat L.J Obstet Gynaecol Can. 2019 Jan;41(1):21-28. doi: 10.1016/j.jogc.2018.01.031. Epub 2018 Oct 10.PMID: 30316709