Walsh, D J Percutaneous antegrade pyelography: a useful urological technique. [electronic resource] - Irish journal of medical science Oct 1978 - 369-73 p. digital Publication Type: Journal Article ISSN: 0021-1265 Standard No.: 10.1007/BF02939432 doi Subjects--Topical Terms: HumansUrography--methodsUrologic Diseases--diagnostic imaging