Dwijayanti, N., M. Mufdlilah, and E. K. Suryaningsih. “The Role of Midwives in the Application of Classroom Services for Pregnant Women During the COVID-19 Pandemic Period”. International Journal of Health & Medical Sciences, vol. 5, no. 3, July 2022, pp. 228-39, doi:10.21744/ijhms.v5n3.1918.