Mail, Erfiani. “Pregnant Mother Of Trimester II And III Pregnant To Change Physiological”. JURNAL KEBIDANAN 9, no. 2 (October 11, 2020): 83 - 88. Accessed April 14, 2021. https://akbid-dharmahusada-kediri.e-journal.id/JKDH/article/view/143.