RT Journal Article SR Electronic T1 Antenatal Diagnosis Of A Fetal Sacral Mass Containing A Pelvis And Limb Bones JF The Journal of the American Board of Family Practice JO J Am Board Fam Med FD American Board of Family Medicine SP 491 OP 493 DO 10.3122/jabfm.8.6.491 VO 8 IS 6 A1 Murphy, Neil J. A1 Murphy, Colleen M. A1 Lukey, Frankie A1 Hanaway, Patrick J. A1 Tan, Johannes H. YR 1995 UL http://www.jabfm.org/content/8/6/491.abstract AB