Which accomplishment identifies an individual as a professional with dedication, skill, and achievement in a specific area?

________ is a congenital disease caused by a defect in the metabolism of the amino acid phenylalanine. The unmetabolized protein accumulates in the bloodstream. If undetected and untreated, it will result in mental retardation.

A. Microhematocrit B. Polycythemia C. Phenylketonuria D. Neutrophil

Describe how epidemiology and public health research have changed, and why, since the mid 1850s.

What will be an ideal response?