adult
age
asia
asian
blowing
breathing training
care
chinese
clinic
consulting
deep breathing
diagnosis
doctor
elderly
ent doctor
examine
explaining
explanation
female
fvc
hospital
human
ill
incentive spirometry
lung
lung capacity
male
man
measure
medical
medicare
old
older
pan asian
patient
people
practice
problem
pulmonary function
senior
sick
smile
training
triballs
triballs incentive spirometer
triflow
unhealthy
vital capacity
woman