abstract
analysis
analyze
background
beat
blue
cardiac
cardio
cardiogram
cardiograph
cardiology
care
curve
diagnosis
display
ecg
ekg
electrocardiogram
electrocardiograph
emergency
equipment
frequency
graph
graphic
grid
health
healthcare
healthy
heart
heartbeat
hospital
illustration
life
line
medical
medicine
monitor
monitoring
patient
pulse
rate
rhythm
screen
signal
stress
technology
template
test
wave