TY - RPRT TI - Developmental changes in brain kynurenic acid concentrations. AU - M F Beal AU - K J Swartz AU - O Isacson PY - 1992 DO - 10.1016/0165-3806(92)90256-v UR - https://pubmed.ncbi.nlm.nih.gov/1521320/ ID - 1521320 ER -