Sarkar, S. ., . B. . . Bhadra, J. . . Mukherjee, R. Roy Chowdhury, and A. . . Ananya. “Changes of Trends in Contraception in Pandemic – A Hospital-Based Study”. Asian Journal of Medical Sciences, vol. 13, no. 11, Nov. 2022, pp. 158-62, doi:10.3126/ajms.v13i11.44578.