TY - RPRT TI - Changes in central nervous system free amino acids with development and aging. AU - P S Timiras AU - D B Hudson AU - S Oklund PY - 1973 DO - 10.1016/s0079-6123(08)60693-7 UR - https://pubmed.ncbi.nlm.nih.gov/4802821/ ID - 4802821 ER -