@article{Battaglia1967,
author = {Battaglia, F.C. and Lubchenco, L.O.},
title= {A Practical Classification of Newborn Infants by Weight and Gestational Age},
year = {1967},
doi = {10.1016/S0022-3476(67)80066-0},
journal = {Journal of Pediatrics},
volume = {71},
number = {2},
pages = {159--163},
}