abstract
analysis
background
beat
cardiac
cardiogram
cardiograph
cardiology
chart
cross
crucifix
death
diagnosis
ecg
ekg
electrocardiogram
end
frequency
graph
graphic
grim
health
healthy
heart
heartbeat
hospital
illustration
life
line
medical
medicine
monitor
monitoring
passing
pulse
rate
reaper
rhythm
symbol
test
time
vitality