"Effect Of Preoperative Education On Length Of Stay Of Patients Undergoing Abdominal Surgeries: An Experimental Study." In A Tertiary Care Hospital In Northern India. Journal of Pharmaceutical Negative Results, [S. l.], p. 677–681, 2023. DOI: 10.47750/pnr.2023.14.S01.91. Disponível em: https://mail.pnrjournal.com/index.php/home/article/view/7255.. Acesso em: 13 jun. 2026.