Yulianto, Health Polytechnic of Ministry of Health Riau, Indonesia
Yuriska Anggrahini, Midwife Profesional Education Department, Fakulty Of Health Sciences, Universitas Nasional, Indonesia
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Zulfita, Program Studi Kebidanan Program Sarjana dan Pendidikan Profesi Bidan Program Profesi Fakultas Kesehatan dan Sains Universitas MERCUBAKTIJAYA