TY - GEN AU - Naish,P J AU - Chambers,R E AU - Cooke,M TI - Theophylline estimation-a comparative evaluation of a gas chromatographic method and a high-performance liquid chromatographic method SN - 0004-5632 PY - 1980///0228 KW - Chromatography, Gas KW - methods KW - Chromatography, High Pressure Liquid KW - Humans KW - Theophylline KW - blood N1 - Publication Type: Comparative Study; Journal Article UR - https://doi.org/10.1177/000456327901600165 ER -