RAMCHAND, M.; ALI, A.; VALECHA, N. K.; KHAN, A.; MUJEEB, A.; SIDDIQUI, H.; AHMED, F. Role of Pre-Operative Single Dose Versus Double Dose Antibiotic in Prevention of UTI in Patients Undergoing Ureteroscopy with Negative Urine Culture: Pre-Operative Dose Antibiotic: UTI in Ureteroscopy with Negative Urine Culture. Pakistan Journal of Health Sciences, Pakistan, v. 7, n. 6, p. 32–37, 2026. DOI: 10.54393/pjhs.v7i6.3708. Disponível em: https://mail.thejas.com.pk/index.php/pjhs/article/view/3708. Acesso em: 1 jul. 2026.