Frequency and Risk Factors of Postoperative Pulmonary Complications after Major Abdominal Surgery: A Prospective Observational Study at Hayatabad Medical Complex Peshawar. Pakistan Journal of Medical & Cardiological Review, [S. l.], v. 5, n. 1, p. 4162–4177, 2026. DOI: 10.5281/zenodo.21602766. Disponível em: https://pakjmcr.com/index.php/1/article/view/1550. Acesso em: 6 aug. 2026.