title: A colorimetric method for the determination of cinchona alkaloids.
authors.affiliation: The Wellcome Laboratories of Tropical Medicine, London.
authors.forename: P B
authors.initials: PB
authors.lastname: Marshall
authors.forename: E W
authors.initials: EW
authors.lastname: Rogers
mesh_terms: D002929:Cinchona; D002930:Cinchona Alkaloids
chemical_list: D002930:Cinchona Alkaloids