A medical doctor specializing in the treatment of infants, children, and adolescents.

शिशु रोग विशेषज्ञ

English Usage: The pediatrician recommended that the child receive regular vaccinations.

Hindi Usage: बाल रोग विशेषज्ञ ने सुझाया कि बच्चे को नियमित टीकाकरण कराना चाहिए।