Sitepu SDEU, Sipayung ST. The Influence Of Breast Care On Breast Milk Expentidurein Mothers Who Had NewDeliveryat Grandmed Hospital, Lubuk Pakam. JKF [Internet]. 2023 Apr. 30 [cited 2024 Jul. 22];5(2):325-30. Available from: https://ejournal.medistra.ac.id/index.php/JKF/article/view/1604