1. McCance and Widdowson's The composition of foods. Fourth revised and extended edition of MRC Special Report No 297;Paul, A.A.; Southgate, D.A.T.,1978
2. Growth and development of bony tissues;Royer, P.,1981
3. Major minerals;Ziegler, E.E.; Fomon, S.J.,1974
4. The estimation of calcium requirement: a re-examination;Leitch, I.; Aitken, F.C.;Nutrition Abstracts and Reviews,1959
5. Cows' milk sensitive enteropathy;Walker-Smith, J.; Harrison, M.; Kilby, A.; Phillips, A.; France, N.;Arch Dis Child,1978