1. Lines, J. Coun. Sci. Ind. Res., Aust., 8, 117 (1935). Marston, ibid., 8, 111 (1935).; Bull. Coun. Sci. Ind. Res., Aust., 113, 9, 14 (1938); Nature, 141, 398 (1938); Ann. Rev. Biochem., 8, 557 (1939). Marston and McDonald, Bull. Coun. Sci. Ind. Res., Aust., 113, 72, 79 (1938). Marston, Lee and McDonald, J. Agric. Sci., 38, 216, 222 (1948).
2. Martin, Proc. Nutr. Soc., 1, 195 (1944).
3. McCance and Widdowson, Ann. Rev. Biochem., 8, 315 (1944).