RT Journal Article SR Electronic T1 Urinary pyrophosphate in normal subjects and in stone formers JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 100 OP 103 VO 96 IS 2 A1 O'Brien, M. M. A1 Uhlemann, I. A1 McIntosh, H. W. YR 1967 UL http://www.cmaj.ca/content/96/2/100.abstract