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English: A variant of the original map drawn by Dr. John Snow (1813-1858), a British physician who is one of the founders of medical epidemiology, showing cases of cholera in the London epidemics of 1854, clustered around the locations of water pumps.
Español: Mapa original dibujado por el Dr. John Snow (1813-1858), médico inglés precursor de la epidemiología, que muestra los casos de cólera en la epidémia ocurrida en Londres en 1854. Los puntos muestran la localización de las personas afectadas por beber agua de los pozos (cruces)
Português: Mapa original elaborado pelo Dr. John Snow (1813-1858), médico britânico, um dos precursores da epidemiologia. O mapa mostra casos de cólera numa epidemia ocorrida em Londres em 1854. Os pontos indicam a localização de pessoas afetadas pela cólera por consumir água de poços, indicados pelas cruzes.
Nederlands: De originele kaart gemaakt door Dr. John Snow (1813-1858), een Engelse arts en een van de grondleggers van de medische epidemiologie, laat zien waar gevallen van cholera plaatsvonden tijdens de Londense epedemie van 1854, in relatie tot de waterpompen (kruisjes).
  • From english wikipedia


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