Administrative reviews: volunteer services.
D000293:Adolescent; D000368:Aged; D003098:Collective Bargaining; D003695:Delivery of Health Care; D003710:Demography; D005260:Female; D006266:Health Education; D006281:Health Occupations / Q000193:education; D006739:Hospital Administration; D006748:Hospital Departments; D006758:Hospital Volunteers / Q000706:statistics & numerical data / Q000600:supply & distribution; D006801:Humans; D007318:Inservice Training; D007398:Interpersonal Relations; D008297:Male; D010564:Personnel, Hospital; D012922:Social Change; D014478:Unemployment; D014481:United States