Health plans increase efforts at giving teens a shot in the arm.
Howell
Arnesa
A
D000293:Adolescent; D000328:Adult; D003256:Community Participation; D006801:Humans; D007114:Immunization / Q000706:statistics & numerical data*; D008329:Managed Care Programs / Q000458:organization & administration*; D017146:Models, Organizational; D014481:United States