In the last 5 days, has the attendee experienced any of these symptoms? [Fever and/or chills, Cough or barking cough, shortness of breath, decrease or loss of taste or smell, muscle aches/joint pain, extreme tiredness, sore throat, runny or stuffy/congested nose, headache, nausea, vomiting and/or diarrhea] Select “NO" if symptoms have been improving for 24 hours and you tested negative for COVID-19 on a single PCR test or two rapid antigen tests taken 24 to 48 hours apart. *