inclusion criteria: for the patient group : 1. patients with pathological and clinical cancer diagnosis 2. older than 18 years 3. patients two doses of covid-19 vaccine administered 4. volunteering to participate in the study for the control group : 1. no known cancer diagnosis or history 2. older than 18 years 3. two doses of covid-19 vaccine administered 4. volunteering to participate in the study -

inclusion criteria: for the patient group : 1. patients with pathological and clinical cancer diagnosis 2. older than 18 years 3. patients two doses of covid-19 vaccine administered 4. volunteering to participate in the study for the control group : 1. no known cancer diagnosis or history 2. older than 18 years 3. two doses of covid-19 vaccine administered 4. volunteering to participate in the study -

inclusion criteria: for the patient group : patients with pathological and clinical cancer diagnosis older than 18 years patients two doses of covid-19 vaccine administered volunteering to participate in the study for the control group : no known cancer diagnosis or history older than 18 years two doses of covid-19 vaccine administered volunteering to participate in the study -

inclusion criteria: for the patient group : patients with pathological and clinical cancer diagnosis older than 18 years patients two doses of covid-19 vaccine administered volunteering to participate in the study for the control group : no known cancer diagnosis or history older than 18 years two doses of covid-19 vaccine administered volunteering to participate in the study -

inclusion criteria: for the patient group : 1. patients with pathological and clinical cancer diagnosis 2. older than 18 years 3. patients two doses of covid-19 vaccine administered 4. volunteering to participate in the study for the control group : 1. no known cancer diagnosis or history 2. older than 18 years 3. two doses of covid-19 vaccine administered 4. volunteering to participate in the study -

inclusion criteria: for the patient group : 1. patients with pathological and clinical cancer diagnosis 2. older than 18 years 3. patients two doses of covid-19 vaccine administered 4. volunteering to participate in the study for the control group : 1. no known cancer diagnosis or history 2. older than 18 years 3. two doses of covid-19 vaccine administered 4. volunteering to participate in the study -