The relative renal safety of iso -osmolar contrast media compared with low -osmolar contrast media in intravenous contrast-enhanced CT: a Meta-analysis
张沥 赵洁 王寅中 雷军强
Chinese Journal of Nephrology . 2013, (6): 401 -405 .  DOI: 10.3760/cma.j.issn.1001-7097.2013.06.001