Response options: Interview, Face to face (CAPI), Interview, Video (web based), Self completion, Self administered web based questionnaire (CAWI), Self completion, Self administered paper questionnaire, Not available
Response options: Yes, I tested positive for COVID-19, Yes, I think I had COVID-19 but was not tested/did not test positive, No, I have not had COVID-19, Refusal, Don't know, No answer
