[Statistical activities of the World Health Organization with special reference to the Western Hemisphere].
D001699:Biometry; D006801:Humans; D011634:Public Health / Q000706:statistics & numerical data*; D014798:Vital Statistics; D014944:World Health Organization
PUBLIC HEALTH/statistics; VITAL STATISTICS
Actividades estadísticas de la Organización Mundial de la Salud con especial referencia al Hemisferio Occidental.