Inclusion Criteria:  Newborns and infants under 6 months of correctional age Clinically suspected to have dysphagia In case parental consent is obtained  Exclusion Criteria:  In case of cardiopulmonary instability (ECMO, Ventilator, etc. are being applied) When it is not possible to secure sufficient fields for artificial intelligence analysis of images due to factors such as anatomical abnormalities of the head and neck