TY - RPRT TI - Solid-phase microextraction of polychlorinated biphenyls. AU - Y Yang AU - D J Miller AU - S B Hawthorne PY - 1998 DO - 10.1016/s0021-9673(97)01115-1 UR - https://pubmed.ncbi.nlm.nih.gov/9561766/ ID - 9561766 ER -