Sunlight exposure in young infants.
Weinstock
M A
MA
D006801:Humans; D007223:Infant; D011829:Radiation Dosage; D012279:Rickets / Q000517:prevention & control*; D013472:Sunlight; D013997:Time Factors; D014466:Ultraviolet Rays / Q000145:classification; D014808:Vitamin D Deficiency / Q000517:prevention & control*