TY - RPRT TI - Thermospray mass spectrometer as a quantitative specific, sensitive, detector for liquid chromatography. Its application to the analysis of pyridostigmine in human plasma. AU - S L Malcolm AU - M J Madigan AU - N L Taylor PY - 1990 DO - 10.1016/0731-7085(90)80119-a UR - https://pubmed.ncbi.nlm.nih.gov/2100621/ ID - 2100621 ER -