電極
abstract
background
cardiac
cardiogram
cardiograph
cardiology
care
clinic
clip
concept
device
diagnostics
disease
ecg
electrical
emergency
equipment
examination
health
healthcare
heart
heartbeat
hospital
ideas
illness
industry
laboratory
lead
medical
medicine
pulse
record
retro
rhythm
steel
study
sucker
table
technical
technology
test
urgent
water
wire