Egy asszony, aki adományoz vér keze. Nőivarú donor ad vért a mobil vér adomány center. Vérvételi zsák. - Stock fotó és kép

A person in a chair with blood being collected from the arm.

Volunteers are donating blood at the World Blood Donor Day (WBDD). The event serves to raise awareness of the need for safe blood and blood products, and to thank blood donors for their voluntary, life-saving gifts of blood.

Volunteers are donating blood at the World Blood Donor Day (WBDD). The event serves to raise awareness of the need for safe blood and blood products, and to thank blood donors for their voluntary, life-saving gifts of blood.

The hand of a woman who donates blood. Female donor gives blood in a mobile blood donation center. Blood samples.

Volunteers are donating blood at the World Blood Donor Day (WBDD). The event serves to raise awareness of the need for safe blood and blood products, and to thank blood donors for their voluntary, life-saving gifts of blood.

The hand of a blood donor during the process of donating blood in a hospital.

Volunteers are donating blood at the World Blood Donor Day (WBDD). The event serves to raise awareness of the need for safe blood and blood products, and to thank blood donors for their voluntary, life-saving gifts of blood.

The hand of a blood donor during the process of donating blood in a hospital. Taking samples for blood test.

Volunteers are donating blood at the World Blood Donor Day (WBDD). The event serves to raise awareness of the need for safe blood and blood products, and to thank blood donors for their voluntary, life-saving gifts of blood.

The hand of a woman who donates blood. Female donor gives blood in a mobile blood donation center. Blood samples.