Frequency of Cholelithiasis and Associated Factors Among Patients Undergoing Abdominal Ultrasonography: A Cross-Sectional Study. Pakistan Journal of Medical & Cardiological Review, [S. l.], v. 5, n. 2, p. 4722–4729, 2026. DOI: 10.66021/pakmcr1379. Disponível em: https://pakjmcr.com/index.php/1/article/view/1379. Acesso em: 15 nov. 2026.