RT Journal Article SR Electronic T1 131I Radioimmunotherapy and Fractionated External Beam Radiotherapy: Comparative Effectiveness in a Human Tumor Xenograft JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 1764 OP 1768 VO 40 IS 10 A1 Els C. Barendswaard A1 Joseph A. O'Donoghue A1 Steven M. Larson A1 Jörg Tschmelitsch A1 Sydney Welt A1 Ronald D. Finn A1 John L. Humm YR 1999 UL http://jnm.snmjournals.org/content/40/10/1764.abstract AB