RT Journal Article SR Electronic T1 Combined Technetium Radioisotope Penile Plethysmography and Xenon Washout: A Technique for Evaluating Corpora Cavemosal Inflow and Outflow During Early Tumescence JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 404 OP 410 VO 32 IS 3 A1 Alan N. Schwartz A1 Michael M. Graham YR 1991 UL http://jnm.snmjournals.org/content/32/3/404.abstract AB