Preschool intelligence of undersized term infants.

@article{Babson1969PreschoolIO,
  title={Preschool intelligence of undersized term infants.},
  author={S Gorham Babson and Juhani A Kangas},
  journal={American journal of diseases of children},
  year={1969},
  volume={117 5},
  pages={553-7}
}