TY - RPRT TI - Physically incorporated extraction phase of solid-phase microextraction by sol-gel technology. AU - Wenmin Liu AU - Yuan Hu AU - Jinghong Zhao AU - Yuan Xu AU - Yafeng Guan PY - 2005 DO - 10.1016/j.chroma.2005.10.026 UR - https://pubmed.ncbi.nlm.nih.gov/16289084/ ID - 16289084 ER -