TY - RPRT TI - Butriptyline: improved gas-liquid chromatographic method using a nitrogen-phosphorus detector for its determination in serum. AU - R Gonzalez AU - M Kraml PY - 1980 DO - 10.1016/s0009-9120(80)90988-1 UR - https://pubmed.ncbi.nlm.nih.gov/6893814/ ID - 6893814 ER -