機器
advanced
anatomy
anesthesia
anesthesiologist
cardiologist
cardiology
care
clinic
computer
concept
diagnosis
disease
echo
echocardiogram
equipment
exam
health
health care
heart
hospital
human
illness
industry
innovation
laboratory
medical
medicine
open
operating room
patient
people
physical examination
physician
professional
research
science
surgery
surgical
technology
ultrasound
work