“Pengaruh Penerapan Latihan Nafas Di Kelas Prenatal Gentle Yoga Dalam Menurunkan Kecemasan Menghadapi Persalinan: Literature Review”. Proceeding Of Sari Mulia University Midwifery National Seminars, vol. 3, no. 1, July 2021, pp. 205-16, https://doi.org/10.33859/ev8mn304.