portrait of happy caucasian boy 9-10 get vaccinated, showing his strong arm with plaster patch after getting covid-19 vaccine inje

2019cov 2019ncov arm background boy care caucasian cheerful child children clinic clipping closeup concept confident copy corona coronavirus covid covid19 disease doctor epidemic face flu getting gradient hand happy health healthcare hospital illness immunity immunization infection influenza inje injecting injection isolated males medical medicine model pandemic patch patient people plaster portrait prevention protection research shot showing space strong syringe treatment vaccinated vaccination vaccine virus