TY - RPRT TI - Stir bar sorptive extraction: a new quantitative and comprehensive sampling technique for determination of chemical signal profiles from biological media. AU - Helena A Soini AU - Kevin E Bruce AU - Donald Wiesler AU - Frank David AU - Pat Sandra AU - Milos V Novotny PY - 2005 DO - 10.1007/s10886-005-1347-8 UR - https://pubmed.ncbi.nlm.nih.gov/15856790/ ID - 15856790 ER -