Key points are not available for this paper at this time.
Environmental Influences on Child Health Outcomes (ECHO) Program, National Institutes of Health, Bethesda, Maryland, USA Correspondence to Matthew W. Gillman, Environmental Influences on Child Health Outcomes (ECHO) Program, National Institutes of Health, 6011 Executive Blvd, Suite 325, Rockville, MD 20852, USA. Tel: +1 301 435 5236; fax: +1 301 594 5669; e-mail: email protected
Gillman et al. (Sun,) studied this question.