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1848: Consejo general de salud.
1872: asociación americana de salud publica.Los esfuerzos de la salud publica se orientaba a cambiar el modelo de salud
Plan projects on a visual timeline
Map milestones, phases, deadlines, and key events in one place so the sequence is easier to see and share. Timetoast is a timeline maker for work, school, research, and stories.