@article{9c7a21956ce94bb894350e76e14c9cd1,
title = "Modifiable risk factors of obstetric anal sphincter injury in primiparous women: a population–based cohort study",
keywords = "anal sphincter rupture, incidence, risk factors",
author = "Hanna Jango and Jens Langhoff-Roos and Susanne Rosth{\o}j and Abelone Sakse",
year = "2014",
month = jan,
doi = "10.1016/j.ajog.2013.08.043",
language = "English",
volume = "210",
pages = " 59.e1–59.e6",
journal = "American Journal of Obstetrics & Gynecology",
issn = "0002-9378",
publisher = "Mosby Inc.",
number = "1",
}