inclusion criteria: 1. symptoms highly suspicious for covid-19. 2. age at least 18 years 3. negative pregnancy test for women of child bearing age 4. able to consent to participate in the study.

inclusion criteria: 1. symptoms highly suspicious for covid-19. 2. age at least 18 years 3. negative pregnancy test for women of child bearing age 4. able to consent to participate in the study.

inclusion criteria: symptoms highly suspicious for covid-19. age at least 18 years negative pregnancy test for women of child bearing age able to consent to participate in the study.

inclusion criteria: symptoms highly suspicious for covid-19. age at least 18 years negative pregnancy test for women of child bearing age able to consent to participate in the study.

inclusion criteria: 1. symptoms highly suspicious for covid-19. 2. age at least 18 years 3. negative pregnancy test for women of child bearing age 4. able to consent to participate in the study.

inclusion criteria: 1. symptoms highly suspicious for covid-19. 2. age at least 18 years 3. negative pregnancy test for women of child bearing age 4. able to consent to participate in the study.