TY - GEN AU - Frutkoff,I W AU - Kidroni,G AU - Menczel,J TI - Separation of theophylline from sulfamethoxazole and ampicillin by liquid chromatography SN - 0009-9147 PY - 1981///0129 KW - Ampicillin KW - blood KW - Humans KW - Hydrogen-Ion Concentration KW - Sulfamethoxazole KW - Theophylline N1 - Publication Type: Letter ER -