adults
anesthesia
blood sampling
boys
calmness
children
corona
cute
description
doctor
elementary school students
girls
guidance
health
icon
illness
illustration
influenza
injector
intramuscular injection
japanese
medical
medical equipment
men
needle
peace of mind
people
set
simple
smile
sting
subcutaneous injection
syringe
toddlers
treatment
vaccination
vaccinations
vaccine
white background
women