RT Journal Article SR Electronic T1 Avoiding Barriers to PET Radioligand Development: Cellular Assays of Brain Efflux Transporters JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 338 OP 340 DO 10.2967/jnumed.110.081125 VO 52 IS 3 A1 Matthew D. Hall A1 Victor W. Pike YR 2011 UL http://jnm.snmjournals.org/content/52/3/338.abstract AB