Setyowati, A., Suhartono, S., Ngadiyono, N., Endang Pujiastuti, R. S. and Dyah, D. (2017) “EFFECT OF YOGA ON DURATION OF THE SECOND STAGE OF LABOR AND PERINEAL RUPTURE IN PRIMIGRAVIDA MOTHERS”, Belitung Nursing Journal, 3(6), pp. 702–706. doi: 10.33546/bnj.295.