inclusion criteria: 1. sign the informed consent before initiating the selection procedures. 2. healthcare system workers working in contact with subjects potentially infected with sars-cov-2. 3. people ≥ 18 years. 4. willingness to meet the requirements of the protocol. 5. negative rapid serological test of sars-cov-2 6. the participant must agree to use effective contraceptive methods during the study period, in case of childbearing age.

inclusion criteria: 1. sign the informed consent before initiating the selection procedures. 2. healthcare system workers working in contact with subjects potentially infected with sars-cov-2. 3. people ≥ 18 years. 4. willingness to meet the requirements of the protocol. 5. negative rapid serological test of sars-cov-2 6. the participant must agree to use effective contraceptive methods during the study period, in case of childbearing age.

inclusion criteria: sign the informed consent before initiating the selection procedures. healthcare system workers working in contact with subjects potentially infected with sars-cov-2. people ≥ 18 years. willingness to meet the requirements of the protocol. negative rapid serological test of sars-cov-2 the participant must agree to use effective contraceptive methods during the study period, in case of childbearing age.

inclusion criteria: sign the informed consent before initiating the selection procedures. healthcare system workers working in contact with subjects potentially infected with sars-cov-2. people ≥ 18 years. willingness to meet the requirements of the protocol. negative rapid serological test of sars-cov-2 the participant must agree to use effective contraceptive methods during the study period, in case of childbearing age.

inclusion criteria: 1. sign the informed consent before initiating the selection procedures. 2. healthcare system workers working in contact with subjects potentially infected with sars-cov-2. 3. people ≥ 18 years. 4. willingness to meet the requirements of the protocol. 5. negative rapid serological test of sars-cov-2 6. the participant must agree to use effective contraceptive methods during the study period, in case of childbearing age.

inclusion criteria: 1. sign the informed consent before initiating the selection procedures. 2. healthcare system workers working in contact with subjects potentially infected with sars-cov-2. 3. people ≥ 18 years. 4. willingness to meet the requirements of the protocol. 5. negative rapid serological test of sars-cov-2 6. the participant must agree to use effective contraceptive methods during the study period, in case of childbearing age.