TY  - JOUR
A1  - Battaglia, F.C.
A1  - Lubchenco, L.O.
T1  - A Practical Classification of Newborn Infants by Weight and Gestational Age
Y1  - 1967
DO  - 10.1016/S0022-3476(67)80066-0
JF  - Journal of Pediatrics
VL  - 71
IS  - 2
SP  - 159
EP  - -163

ER  -