電極
24
arrhythmia
attached
background
blue
brachycardia
cable
cardiac
cardiology
care
caucasian
check
checkup
chest
condition
device
diagnose
diagnostic
disease
ecg
ekg
electrical
electrocardiogram
electrocardiography
equipment
exam
examination
health
healthcare
heart
holter
hour
ill
illness
man
medical
medicine
monitor
pulse
rate
recorder
scanner
sick
skin
tachycardia
technology
test
up
wearing