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A taxonomy of primate social systems. Larger symbols indicate adults.
Children will feel more at ease and have a better learning experience if they are allowed to touch ...
Family Structure: U.S. Families with Children under Age 18 Headed by Mothers, Fathers and Both ...
Fetal Alcohol Syndrome Children born with fetal alcohol syndrome often have facial abnormalities
A group of children were asked how many hours a day they spend watching television.
Two ways of treating blocked coronary arteries, the main cause of heart attacks in older adults.