title: [In vitro studies on the prevention of tumors by means of vitamin A].
mesh_terms: D001580:Benzopyrenes; D002273:Carcinogens; D006801:Humans; D066298:In Vitro Techniques; D009369:Neoplasms / Q000139:chemically induced / Q000517:prevention & control*; D014801:Vitamin A / Q000627:therapeutic use*
chemical_list: D001580:Benzopyrenes; D002273:Carcinogens; D014801:Vitamin A
vernacular_title: In vitro-Untersuchungen zur Tumorprophylaxe durch Vitamin A.