Widniah AZ. Pengetahuan dan Sikap Ibu Hamil tentang Persiapan Persalinan di Masa Pandemi Covid-19 . JoIN [Internet]. 2022Jun.7 [cited 2026May7];1(1):46-52. Available from: https://jurnalstikesintanmartapura.com/index.php/join/article/view/69