1. Human milk and the small premature infant;Fomon;Am J Dis Child,1977
2. Is human milk the best food for low birth weight babies?;Forbes;Pediatr Res,1978
3. Calcium and phosphorus requirements of premature infants;Benjamin;Am J Dis Child,1973
4. A study of the development of rickets in premature infants;von Sydow;Acta Pediatr,1946
5. Body composition of the reference fetus;Ziegler;Growth,1976