RT Journal Article SR Electronic T1 Lag Phase Quantification for Solid Gastric Emptying Studies JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 1639 OP 1643 VO 37 IS 10 A1 Harvey A. Ziessman A1 Frank B. Atkins A1 Usha S. Vemulakonda A1 Jonathan Tall A1 Beth Harkness A1 Frederic H. Fahey YR 1996 UL http://jnm.snmjournals.org/content/37/10/1639.abstract AB