Viral hepatitis on the threshold of control.
D006506:Hepatitis A / Q000517:prevention & control*; D006509:Hepatitis B / Q000517:prevention & control*; D006515:Hepatitis B virus / Q000302:isolation & purification; D006507:Hepatovirus / Q000302:isolation & purification; D006801:Humans; D007114:Immunization; D008887:Military Medicine; D014481:United States