[Fiftieth anniversary of the Health Secretariat].
Torregrosa-Ferráez
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D003695:Delivery of Health Care / Q000266:history* / Q000458:organization & administration; D006296:Health Services / Q000266:history*; D006298:Health Services Administration; D049673:History, 20th Century; D008800:Mexico
Quincuagésimo aniversario de la Secretaría de Salud.