Osman, L Preliminary study on the aetiology of renal stones in Egypt. [electronic resource] - The Journal of the Egyptian Medical Association 1965 - 753-64 p. digital Publication Type: Journal Article ISSN: 0013-2411 Subjects--Topical Terms: AdolescentChildChild, PreschoolEgyptFemaleHumansKidney Calculi--etiologyMaleMiddle AgedSchistosomiasis--complications