addiction
aids
anesthetist
black
care
close up
disposable
drug
equipment
fear
green
group
health
healthcare
healthy
hospital
hypodermic
illness
inject
injection
instrument
intravenously
laboratory
liquid
many
medical
medicament
medicine
metal
narcotic
needle
object
panic
phobia
plastic
science
sharp
stack
stacked
subcutaneously
surgical
syringe
syringes
table
therapy
thin
transparent
treatment
vaccination
vaccine