title: Understanding hepatitis C infection.
mesh_terms: D018562:Disease Transmission, Infectious; D019698:Hepatitis C, Chronic / Q000453:epidemiology / Q000517:prevention & control / Q000628:therapy; D006801:Humans; D008403:Mass Screening; D011634:Public Health; D012307:Risk Factors; D014481:United States / Q000453:epidemiology