abstract
alert
amplitude
arrest
attack
background
bending
cardiogram
care
clinic
clinical
colour
complex
concept
cycle
danger
death
diagnostic
ecg
ekg
emergency
examination
first aid
folds
graph
health
healthcare
heart
heartbeat
hospital
ideas
material
medical
medicine
monitoring
pathology
pattern
placard
poster
pulse
regularity
sinus
structure
technology
template
texture
trace
urgent
wallpaper
warning