title: [Morbidity of reportable diseases in 1952; comparative study].
mesh_terms: D001699:Biometry; D003141:Communicable Diseases / Q000706:statistics & numerical data*; D009017:Morbidity
keywords: COMMUNICABLE DISEASES/statistics
vernacular_title: MORBILIDAD de las enfermedades de declaración obligatoria en 1952; estudio comparativo.