"Ferrous iodide as a substitute for vitamin A in rats."; "Cameron, Hazel C. (Hazel Crabill), 1890-1943."; "Rats--Feeding and feeds--Research.", "Rats--Growth--Research."; "Cameron, Hazel C. (Hazel Crabill), 1890-1943."; "1932"; "Journal article reprint from: Science, v.76:no.1957 (1932:July 1)."; ""; "P17736"; "pec"; "Rats--Feeding and feeds--Research.", "Rats--Growth--Research."; "14256"; .