1. Energy and protein requirements: Report of a joint FAO/ WHO ad hoc expert committee;F.A.O./W.H.O.,1973
2. Food consumption and growth of normal infants fed milk-based formulas;Fomon;Acta Pædiat Scand,1971
3. Breast milk consumption of healthy full term infants;Wallgren;Acta Pœdiat,1944
4. Weight-for-age as an index of risk of death in children;Kielmann;Lancet,1978
5. Standards of normal weight in infancy;Ministry of Health.,1959