RT Journal Article SR Electronic T1 Placental Localization in Abdominal Pregnancy Using Technetium-99m-Labeled Red Blood Cells JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 1106 OP 1109 VO 31 IS 6 A1 Betsy Martin A1 John M. Payan A1 J. Stephen Jones A1 Maria G. Buse YR 1990 UL http://jnm.snmjournals.org/content/31/6/1106.abstract AB