Fizzah Ali, Raja Altaf Ahmed Khan, Adeel Bashir, Syed Saqib Khalid, Zeeshan Aslam, Muhammad Zafar Rana 2022. Perioperative Problems in Infants Having Pulmonary Hypertension Following Ketamine General Anesthesia. Pakistan Journal of Medical & Health Sciences. 16, 08 (Oct. 2022), 811. DOI:https://doi.org/10.53350/pjmhs22168811.