Contribution to Authorship
TDC, PBA, JMB, and EL designed the study. TDC applied for the ethical
approval. JM and VH recruited the participants and collected the
samples. LR was responsible for analysis of anti-SARS-CoV-2 in blood
samples. CJ was responsible for the initial handling of blood samples.
AA was responsible for providing baseline data on participants as well
as non-participants. TEO performed the pathological examination. LN and
MF were responsible for analysis of swabs for SARS-CoV-2. JM and VH
wrote the first draft of the manuscript with subsequent amendments by
all authors, who also approved the final version.