title: The stability of Newcastle disease virus vaccines in copper pipes.
mesh_terms: D000284:Administration, Oral; D000818:Animals; D002645:Chickens; D003300:Copper / Q000494:pharmacology*; D004355:Drug Stability; D009521:Newcastle Disease / Q000517:prevention & control*; D009522:Newcastle disease virus / Q000187:drug effects / Q000276:immunology*; D014765:Viral Vaccines / Q000008:administration & dosage; D014867:Water
chemical_list: D014765:Viral Vaccines; D014867:Water; D003300:Copper