John Nivison Force1877–1938CronologiaBirth1 Jan 1877, ArcataDeath1 Jan 1938, San FranciscoProfessioneepidemiologistCittadinanzaUnited StatesBiografiaAmerican epidemiologistFontiviaf 36719318gnd 1055428038lccn no2008026403wikidata Q106645303