Cultural adaptation, validation and standardization of the developmental screening tools ASQ:SE-2 in Iranian children.

The Ages and Stages Questionnaires: Social-Emotional, Second Edition (ASQ) is a parental-report tool designed to assess the social-emotional development of young children. Its adaptation and validation in diverse cultural contexts are vital for its effective application. This study aimed to culturally adapt, validate, and standardize the ASQ for Iranian children.