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Hardyanti ining, Harahap J, Laila A. THE RELATIONSHIP OF PREGNANCY EXERCISE TO PERINEAL RUPTURE AMONG PRIMIPAROUS WOMEN AT PMB DINCE SAFRINA OF PEKANBARU IN 2015 -2018. JIA [Internet]. 1Jun.2020 [cited 25Oct.2021];8(1):8-5. Available from: https://jurnal.pkr.ac.id/index.php/JIA/article/view/285