title: An improved method of testing for botulinus toxin by the use of penicillin.
authors.forename: E R
authors.initials: ER
authors.lastname: QUORTRUP
mesh_terms: D000818:Animals; D001905:Botulinum Toxins; D001906:Botulism; D010406:Penicillins
chemical_list: D010406:Penicillins; D001905:Botulinum Toxins