2019ncov
2020
airborne
alcohol
allergen
bacteria
contagion
coronavirus
covid
danger
dead
disease
doctor
epidemic
fever
flu
gel
health
hospital
human
illness
incubation
infect
infection
medical
medicine
mers
novel
nursing
oms
outbreak
pandemic
pathogen
pneumonia
protect
quarantine
respiratory
risk
sars
sick
stereoscope
syndrome
vaccine
virus
who
world
定額
Doctor holding syringe with vaccine development medical for doctor use to treat illness patients Novel Coronavirus (2019-nCoV) Covid-19 vaccine at hospital.の素材 [FY310143871345]
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