TY - RPRT TI - Systematic comparison of three basic methods of sample pretreatment for high-performance liquid chromatographic analysis of antiepileptic drugs using gas chromatography as a reference method. AU - U Jürgens AU - T May AU - K Hillenkötter AU - B Rambeck PY - 1984 DO - 10.1097/00007691-198409000-00014 UR - https://pubmed.ncbi.nlm.nih.gov/6506141/ ID - 6506141 ER -