Variation among preterm infants is the norm One in 10 infants in the United States is born preterm—less than 36 weeks gestation—each year. Infants born early are at a higher risk for long-term health problems …
Variation among preterm infants is the norm One in 10 infants in the United States is born preterm—less than 36 weeks gestation—each year. Infants born early are at a higher risk for long-term health problems …