Dawar, S. A., H. Niaz, A. A. Khan, and Z. Ayub. “Postnatal Depression: Frequency, Demographic Characteristics and Risk Factors”. Journal of Gandhara Medical and Dental Science, vol. 8, no. 1, Jan. 2021, pp. 7-13, doi:10.37762/jgmds.8-1.120.