Tariq, K., S. Fatima, R. Nazli, S. H. Habib, and M. Shah. “The Short-Term Impact of High Energy Nutritional Supplements on Energy Balance in Underweight Primi-Gravidae; A Randomized Controlled Trial”. Journal of the Pakistan Medical Association, vol. 73, no. 2, Jan. 2023, pp. 233-8, doi:10.47391/JPMA.5171.