A Cross-sectional Study to Evaluate Speech and Language Development in Chinese Children Aged 2-6 Years

NCT05442229 · clinicaltrials.gov ↗

UNKNOWN

Status

5744

Enrollment

OTHER

Sponsor class

Conditions

Mental Retardation
Autism Spectrum Disorder
Attention Deficit Hyperactivity Disorder

Interventions

OTHER: establish a new Chinese children's speech and language norm

Sponsor

Tongji Hospital