Afridi, Muhammad Abdur Rahman, Riaz Muhammad, Zafar Ali, Ajmal Khan, Shah Humayun, and Intekhab Alam. 2017. “FREQUENCY OF ACCURACY OF OXYGEN PRESCRIPTION IN A TEACHING HOSPITAL OF KHYBER PAKHTUNKHWA”. Journal of Postgraduate Medical Institute 31 (2). https://jpmi.org.pk/index.php/jpmi/article/view/2113.