abstract
aid
aids
art
bank
bleed
bleeding
blending
blood
blue
care
clinic
clip
collection
color
design
doctor
donate
donation
donor
draw
drop
droplet
element
emergency
energy
first
gel
gifts
give
graphic
group
health
help
hospital
icon
illustration
life
line
liquid
logo
logotype
medical
medicine
negative
plasma
plus
positive
red
rescue
safety
save
saving
sign
sketch
style
surgery
symbol