Abdullah, M., N. Nisar, M. A. Asghar, M. Aleem, A. I. Khan, and S. Ahmad. “Role of Obstructive Sleep Apnea and Body Mass Index on Semen Parameters of Infertile Men”. Annals of Punjab Medical College, Vol. 16, no. 2, June 2022, pp. 113-7, doi:10.29054/apmc/2022.1320.