Selective breeding for a behavioral trait changes digit ratio.

The ratio of the length of the second digit (index finger) divided by the fourth digit (ring finger) tends to be lower in men than in women.This 2D:4D digit ratio is often used as a proxy for prenatal androgen exposure in studies of human health and behavior.For example, 2D:4D ratio is lower (i.e.more "masculinized") in both men and women of greate

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Psychometric Properties of the Obsessive-Compulsive Inventory-Child Version (OCI-CV) in Chilean Children and Adolescents.

In recent years, there Cutlery:Kitchen has been a considerable increase in the development of assessment tools for obsessive-compulsive symptomatology in children and adolescents.The Obsessive Compulsive Inventory-Child Version (OCI-CV) is a well-established assessment self-report, with special interest for the assessment of dimensions of Obsessive

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