RT Journal Article SR Electronic T1 Ultrasound Annual 1982 JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 753 OP 753 VO 24 IS 8 A1 Rosenblatt, Ruth A1 Freeman, Leonard YR 1983 UL http://jnm.snmjournals.org/content/24/8/753.2.abstract AB