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World Immunization Week is an annual global event celebrated every last week of April to highlight the importance of vaccines in protecting people. Stethoscope and Earth, syringe, vaccine.Vector eps10
Adaptive immune system. Structure and Anatomy of T-cell and B-cell. Immunological memory. Lymphocytes of Cell-mediated immunity. Vector illustration. Medical poster. Schematic diagram
child vaccination immunization color icon vector. child vaccination immunization sign. isolated symbol illustration
A deficiency of the human immune system, manifested in weakened or complete absence of immunity. A drawn shield as a symbol of immunity, which does not protect against bacteria and viruses. Vector.
Protective transparent shield with glowing energy rings on blue background. Health and skincare defense concept. Vector illustration

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