TY - RPRT TI - Improved method to measure urinary alkoxyacetic acids. AU - T S Shih AU - J S Chou AU - C Y Chen AU - T J Smith PY - 1999 DO - 10.1136/oem.56.7.460 UR - https://pubmed.ncbi.nlm.nih.gov/10472317/ ID - 10472317 ER -