Outcome of Calyceal Access with or Without Retrograde Pyelography in Percutaneous Nephrolithotomy. Bangladesh Journal of Urology, [S. l.], v. 24, n. 1, p. 87–89, 2022. DOI: 10.3329/bju.v24i1.59450. Disponível em: https://banglajol.info/index.php/BJU/article/view/59450. Acesso em: 30 jun. 2026.