電極
ambulance
arrhythmia
body
cardiac
cardio
cardiogram
cardiology
care
caucasian
chest
clinic
device
diagnose
diagnostic
disease
doctor
ecg
ekg
electrocardiogram
electrocardiography
electrode
emergency
equipment
examination
health
healthcare
heart
hospital
illness
instrument
male
man
medical
medicine
men
monitor
nurse
patient
people
professional
pulse
room
sensor
sick
technology
test
urgent