Prevalence of Cholelithiasis Among Nigerians: A Prospective Sonographic Study In A Tertiary Center In Sokoto, Northwest Nigeria. MJHAS [انترنت]. 15 مارس، 2025 [وثق 22 سبتمبر، 2026];2(1):59-67. موجود في: https://mucjournals.muc.edu.ps/index.php/MJHAS/article/view/186