1918-1919 biography christianlife christianwomen disease-outbreak epidemic epidemics global-crisis happiness healthcare healthcare-infrastructure healthcare-system healthcare-workers history infectious-diseases influenza influenzaepidemic influenzaepidemic(1918-1919)fast(ocolc)fst01754995 medical medical-breakthroughs medical-history medicine newyorktimesbestseller nonfiction pandemic public-health public-policy scientific-research unitedstates viral-disease virology women world-war-i