INFLUENCE OF KEGEL GYMNASTICS ON PRIMIGRAVIDA PREGNANCY TOWARDS THE INCIDENCE OF A PERINEAL RUPTURE IN BASIC ESSENTIAL OBSTETRIC CARE NEONATES SURAKARTA, INDONESIA. (2017). Proceedings of the International Conference on Applied Science and Health, 1, 294-298. https://publications.inschool.id/index.php/icash/article/view/848