英文關鍵字
1080
2015
abstract
analysis
analyzing
background
beat
beauty
cardiac
cardiologist
care
chart
christmas
computer
concept
curve
digital
ecg
ekg
emergency
frequency
graph
graphic
green
greeting
health
healthy
heart
heartbeat
holiday
life
line
loop
loopable
looping
medical
medicine
monitor
new
professional
pulse
red
rhythm
science
seamless
symbol
technology
wave
xmas
year