Bonnie J. Breitmayer, Craig T. Ramey, Biological Nonoptimality and Quality of Postnatal Environment as Codeterminants of Intellectual Development, Child Development, Vol. 57, No. 5 (Oct., 1986), pp. 1151-1165
No takes yet. Share an insight, caveat, or question.
Breitmayer et al. (1986) studied this question.