英文關鍵字
activity
app
awareness
beat
blood
cardiac
cardio
cardiogram
cardiograph
cardiology
care
checkup
clipart
cycle
disease
donor
ecg
ekg
electrocardiogram
emergency
emotional
flat
frequency
graphic
health
healthcare
healthy
heart
heartbeat
hospital
icon
illustration
life
line
measurement
medical
medicine
monitor
pacemaker
pressure
pulse
rate
red
rhythm
support
symbol
test
wave