TY - JOUR T1 - Molecular Transport Mechanisms of Radiolabeled Amino Acids for PET and SPECT JF - Journal of Nuclear Medicine JO - J Nucl Med SP - 1435 LP - 1436 VL - 45 IS - 9 AU - Karl-Josef Langen AU - Stefan Bröer Y1 - 2004/09/01 UR - http://jnm.snmjournals.org/content/45/9/1435.abstract N2 - ER -