1. Angraini, S. T., Gz, M., Nuraini, E., Kep, N. M., Anis Setyowati, S. S. T., Keb, M., Ahmat, B., Ariyanto, S. T., Hidayati, N. R., & SKP, M. K. (2020). Innovation in Research and Community Service to Respond to the Problems of the Covid-19 Pandemic.
2. Ariestanti, Y., Widayati, T., & Sulistyowati, Y. (2020). Determinants of the Behavior of Pregnant Women Carrying Out Pregnancy Check-ups (Antenatal Care) During the Covid-19 Pandemic. Journal of Health Sciences, 10, 203–216. http://ejournal.urindo.ac.id/index.php/kesehatan
3. Aziz, M. (2020). Recommendations for handling corona virus infection (COVID-19) in maternal (pregnancy, childbirth and postpartum). Indonesian Association of Obstetrics and Gynecology.
4. Coronavirus, W. H. O. (2021). Dashboard| WHO coronavirus (COVID-19) dashboard with vaccination data.
5. Erawati, A. D., Rinayati, R., & Wahyuning, S. (2019). Midwives' Perceptions of Midwife Education Qualifications in Law no. 4 of 2019 concerning Midwifery. Journal of SMART Midwifery, 6(2), 114–117.