Umi Kalsum, Dwi Ghita. Relationship Knowledge Of Maternal Contracting Techniques With The Incidence Of Perineal Rupter At Kapas Health Center. IJMH [Internet]. 2022 Dec. 22 [cited 2026 Jun. 3];1(4):72-7. Available from: https://journal.amikveteran.ac.id/index.php/ijmh/article/view/1117