THE EFFECT OF MASASE COUNTERPRESSURE ON LABOR PAIN KALA ONE ACTIVE PHASE IN MOTHER BIRDS IN BPM SETIA. preventif [Internet]. 2020 Jul. 27 [cited 2025 Sep. 22];9(2):62-6. Available from: https://jurnal.fkm.untad.ac.id/index.php/preventif/article/view/108