title: Threat to availability of medicines.
authors.forename: R C
authors.initials: RC
authors.lastname: Parker
mesh_terms: D000818:Animals; D001623:Betamethasone / Q000600:supply & distribution; D003008:Cloprostenol / Q000600:supply & distribution; D006801:Humans; D004364:Pharmaceutical Preparations / Q000600:supply & distribution*; D014730:Veterinary Medicine
chemical_list: D004364:Pharmaceutical Preparations; D003008:Cloprostenol; D001623:Betamethasone