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Published in 2022 at "American Journal of Epidemiology"
DOI: 10.1093/aje/kwac032
Abstract: Abstract The Collaborative Cohort of Cohorts for COVID-19 Research (C4R) is a national prospective study of adults comprising 14 established United States (US) prospective cohort studies. Starting as early as 1971, C4R cohorts have collected…
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Keywords:
c4r;
research;
cohort cohorts;
collaborative cohort ... See more keywords