RT Journal Article SR Electronic T1 Renal papillary necrosis and abuse of analgesics JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 8 OP 15 VO 98 IS 1 A1 B. Koch A1 A. H. Irvine A1 J. R. McIver A1 E. Liepa YR 1968 UL http://www.cmaj.ca/content/98/1/8.abstract