[Forum: twenty years of experience and the challenge with the Unified National Health System. Postscript].
Gerschman
Silvia
S
Escola Nacional de Saúde Pública Sergio Arouca, Fundação Oswaldo Cruz, Rio de Janeiro, Brasil. gerschman@ensp.fiocruz.br
D001938:Brazil; D003695:Delivery of Health Care / Q000266:history / Q000458:organization & administration*; D018166:Health Care Reform / Q000458:organization & administration*; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D009313:National Health Programs / Q000266:history / Q000458:organization & administration*