Lewis, a member of the AAP Section on Oral Health, at the time. “Water fluoridation is a public health policy based on a solid foundation of evidence.” In California, scientifically shaky ...

a: Midline sagittal view. b: Posterior view of the oral cavity and pharynx. In this view, the spinal column has been removed, so that the view is into the pharynx. The esophagus and pharynx have ...