Cohort profile: a longitudinal regional cohort study to assess COVID-19 seroprevalence in blood donors – baseline characteristics of the SeMaCo study participants

Robert Pohl; Christoph Stallmann; Pauline Marquardt; Achim J. Kaasch; Hans-Gert Heuft; Christian Apfelbacher

doi:10.1136/bmjopen-2022-068472

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Epidemiology

Cohort profile

Cohort profile: a longitudinal regional cohort study to assess COVID-19 seroprevalence in blood donors – baseline characteristics of the SeMaCo study participants

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	Abstract	Full	Pdf
Apr 2023	519	523	87
May 2023	233	231	27
Jun 2023	171	169	11
Jul 2023	176	164	18
Aug 2023	184	178	13
Sep 2023	113	112	7
Total	1396	1377	163

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