Kurnia Dewi R, Untari S. Relationship Between Mothers Who Did Pregnancy Exercise And The Occurrence of Birth Canal Laceration At The Time Of Delivery. j. profesi. bidan. indonesia. [Internet]. 2021Dec.26 [cited 2024May19];1(02):10-8. Available from: https://pbijournal.org/index.php/pbi/article/view/13