TY - RPRT TI - Are veterinary medicines causing environmental risks? AU - Alistair B A Boxall AU - Dana W Kolpin AU - Bent Halling-Sørensen AU - Johannes Tolls PY - 2003 DO - 10.1021/es032519b UR - https://pubmed.ncbi.nlm.nih.gov/12966963/ ID - 12966963 ER -