COVID-19(32) MEDICAL EDUCATION &(13) Infectious diseases(13) Virology.(10) management(8) training.(8) internal medicine(8) Infection(8) Symptom(7) Swab(7) general medicine (see internal medicine)(7) tested(7) immunology(7) Abstract(6) association(6) participant(6) IgG(6) Sports Medicine(5) Negative PCR(5) IgM(5) clinical pharmacology(5) positive(5) Peripheral blood(5) Serological assay(5) collected(5) symptomatic(5) the SARS-CoV-2(5) PCR test(5) public health.(5) training(5)