Ahsan, Naveed, et al. “ASSESSMENT OF PATIENTS’ SATISFACTION IN MEDICAL AND SURGICAL WARDS IN A TERTIARY CARE HOSPITAL”. Journal of Ayub Medical College Abbottabad, vol. 24, no. 3-4, Dec. 2012, pp. 147-50, https://jamc.ayubmed.edu.pk/index.php/jamc/article/view/2058.