inclusion criteria: * men and women health workers in the general tijuana hospital, mexico who works in high-risk areas with direct contact with patients infected and diagnosed with covid-19.

inclusion criteria: * men and women health workers in the general tijuana hospital, mexico who works in high-risk areas with direct contact with patients infected and diagnosed with covid-19.

inclusion criteria: - men and women health workers in the general tijuana hospital, mexico who works in high-risk areas with direct contact with patients infected and diagnosed with covid-19.

inclusion criteria: - men and women health workers in the general tijuana hospital, mexico who works in high-risk areas with direct contact with patients infected and diagnosed with covid-19.