Wahyuningsih, Endang, and Wiwin Rohmawati. 2018. “Pelaksanaan Kelas Ibu Hamil Pertemuan Ke II Di Wilayah Kerja Puskesmas Karangdowo”. Prosiding University Research Colloquium, February, 820-27. https://repository.urecol.org/index.php/proceeding/article/view/271.