Existing Data Sources in Clinical Epidemiology: The Danish COVID-19 Cohort.
Jesper HallasKasper Bruun KristensenMette ReilevLars Christian LundMartin Thomsen ErnstNina Sahlertz KristiansenReimar Wernich ThomsenChristian Fynbo ChristiansenHenrik Toft SorensenNanna Borup JohansenEeva-Liisa Røssell JohansenSteffen ChristensenMarianne Kragh ThomsenAnders HusbyMarianne VoldstedlundJesper KjærNikolai C BrunPublished in: Clinical epidemiology (2020)
The Danish COVID-19 cohort includes all Danish residents with an RT-PCR test for SARS-CoV-2. Through individual-level linkage with existing Danish health and administrative registries, this is a valuable data source for epidemiological research on SARS-CoV-2.