title: Contaminated cell lines.
mesh_terms: D000818:Animals; D001029:Aotus trivirgatus; D035843:Biomedical Research; D002460:Cell Line; D004989:Ethics; D006666:History of Medicine; D006689:Hodgkin Disease / Q000473:pathology*; D006801:Humans; D012106:Research / Q000592:standards*