Sadaf Ijaz, Nosheen, Khalid Ali, Noreen Maqbool Bokhari, Riffat Tanvir. “Risk Factors for Major Pregnancy Complications in Female Cardiothoracic Surgeons”. Pakistan Journal of Medical & Health Sciences, vol. 17, no. 09, Sept. 2023, p. 136, doi:10.53350/pjmhs20231709136.