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US doctor holding red global immunity passport,SARS re-infection risk-free PCR certificate concept,recovered COVID-19 patient receive convalescence proof,Coronavirus pandemic track trace ID document
Antibacterial shield concept. Protection against diseases. People holding immune shield to protect themselves from viruses and bacterias, healthy immune system, invisible shield vector illustration
Vaccine vial dose flu shot drug needle syringe,medical concept vaccination hypodermic injection treatment disease care hospital prevention immunization illness disease baby child.blue background
Mixed Asian teen boy givnig thumb up and showing his arm with bandage after got vaccinated or inoculation, covid delta vaccine
Mascot Illustration Featuring a White Blood Cell Chasing Antigens Away

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