RT Journal Article SR Electronic T1 Left Anterior Oblique Projection and Peak-to-Scatter Ratio for Attenuation Compensation of Gastric Emptying Studies JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 233 OP 239 VO 30 IS 2 A1 Frederic H. Fahey A1 Harvey A. Ziessman A1 Martin J. Collen A1 Douglas F. Eggli YR 1989 UL http://jnm.snmjournals.org/content/30/2/233.abstract AB