abstract
analysis
attack
background
beat
black
blood
blue
body
cardiogram
cardiograph
cardiology
care
chart
curve
death
diagnosis
display
ecg
ekg
electrocardiogram
electrocardiograph
emergency
frequency
graph
graphic
health
healthcare
healthy
heart
heartbeat
hospital
life
line
medical
medicine
monitor
monitoring
patient
pattern
pulse
rate
rhythm
screen
stress
technology
test
vitality