TY - RPRT TI - Development of a solid phase microextraction-gas chromatography method to determine N-hydroxymethyl-N-methylformamide and N-methylformamide in urine. AU - Vagner Fernandes Knupp AU - Edna Maria Alvarez Leite AU - Zenilda de Lourdes Cardeal PY - 2005 DO - 10.1016/j.jchromb.2005.09.030 UR - https://pubmed.ncbi.nlm.nih.gov/16221575/ ID - 16221575 ER -