機器
aid
analysis
analyze
attack
awareness
beat
cardio
cardiogram
cardiograph
cardiologist
cardiology
care
chart
curve
diagnosis
ecg
ekg
electrocardiogram
electronic
emergency
frequency
healthcare
heart
heartbeat
icon
illness
illustration
instrument
measurement
medical
monitor
paramedic
patient
pharmacy
pulse
rhythm
screen
stress
technology
test
wave