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Bayley Scales of Infant Development (2nd ed.)


A revised standardized scale for the measurement of current mental and physical development as well as emotional and social development in infants and children ages 1 month to 42 months.

Includes Mental Developmental Index (MDI) and Psychomotor Developmental Index (PDI)

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Release: 'v1.77.0' | Built: 2024-05-14 14:23:10 EDT