TY - RPRT TI - Developments in single-drop microextraction. AU - Li Xu AU - Chanbasha Basheer AU - Hian Kee Lee PY - 2006 DO - 10.1016/j.chroma.2006.10.073 UR - https://pubmed.ncbi.nlm.nih.gov/17097670/ ID - 17097670 ER -