RT Journal Article SR Electronic T1 Antepartum identification of the fetus at risk JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 57 OP 57 VO 101 IS 8 A1 Goodwin, J. W. A1 Dunne, J. T. A1 Thomas, B. W. YR 1969 UL http://www.cmaj.ca/content/101/8/57.abstract