Battaglia, F.C. and Lubchenco, L.O.: A practical classification of newborn infants by weight and gestational age. J. Pediat.71: 159, Aug. 1967.
2.
Committee on Fetus and Newborn: Nomenclature for duration of gestation, birth weight and intra-uterine growth . Pediatrics39: 935, June 1967.
3.
Farr, V., Mitchell, R.G., Neligan, G.A. and Parkin, J.M.: Definition of some external characteristics used in assessment of gestational age in newborn infant. Develoynental Med. and ChildNeurol.8: 507, Oct. 1966.
4.
Ghosh, S. and Data, S.: Comparison of gestational age and weight as standards of prematurity . J. Pediat, 71: 173, Aug. 1967.
5.
Grunwald, P. : Chronic fetal distress and placental insufficiency . Biol. Neonat.5: 215, 1963.
6.
Hughes, E.: Nomenclature, duration of gestation, birth weight, intra-uterine growth, dissenting views. Pediatrics39: 942, June 1967.
7.
Nelson, W.E. : Categorization by weight and gestational age of the infant at birth. J. Pediat.71: 309, Aug. 1967.
8.
North, A.F., Jr.: Nomenclature, duration of gestation, birth weight, intra-uterine growth, dissenting views. Pediatrics39: 941, June 1967.
9.
Polk, L.D.: No more measles? Clin. Pediat.6: 127, March 1967.
10.
Robinson, R.J. : Assessment of gestational age by neurological examination. Arch. Dis. Child.41: 437, Aug. 1966.
11.
World Health Organization, Expert Committee on Maternal and Child Health: Public Health Aspects of Low Birth Weight. Geneva. Switzerland, WHO Technical Report Series No. 217, 1961.
12.
Yerushalmy, J.: The classification of newborn infants by birth weight and gestational age. J. Pediat.71: 164, Aug. 1967.