title: RETROPERITONEAL CONTRAST STUDIES: SIMPLIFIED BILATERAL PERIRENAL CARBON DIOXIDE INSUFFLATION.
mesh_terms: D002245:Carbon Dioxide; D006801:Humans; D007327:Insufflation; D007668:Kidney; D012187:Retroperitoneal Space; D012188:Retropneumoperitoneum
chemical_list: D002245:Carbon Dioxide
keywords: CARBON DIOXIDE; KIDNEY; RETROPNEUMOPERITONEUM