2020
ampoule
antibiotic
april
april 2020
background
biotechnology
bottle
calendar
clinic
closeup
concept
corona
coronavirus
covid19
disease
dose
drug
epidemic
equipment
flu
healthcare
hypodermic
illness
illustration
immunisation
infection
inject
injection
invention
laboratory
medical
medicine
needle
outbreak
pandemic
pharmaceutical
pneumonia
protection
research
sarscov2
science
studio
syringe
treatment
vaccination
vaccine
virus
white