RT Journal Article SR Electronic T1 Brain and Brain Tumor Uptake of L-3-[123I]Iodo-α-Methyl Tyrosine: Competition with Natural L-Amino Acids JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 1225 OP 1229 VO 32 IS 6 A1 Langen, Karl-Josef A1 Roosen, Norbert A1 Coenen, Heinz H. A1 Kuikka, Jyrki T. A1 Kuwert, Torsten A1 Herzog, Hans A1 Stöcklin, Gerhard A1 Feinendegen, Ludwig E. YR 1991 UL http://jnm.snmjournals.org/content/32/6/1225.abstract AB