Persons can be susceptible to high-altitude (pulmonary edema).
Common causes of an exacerbation can be (pulmonary infections).
Administration of diuretics may improve (pulmonary mechanics).
Primary (pulmonary hypertension) may be presumed irreversible.
A (volunteer system) can be constituted-of-or-filled-with (pulmonary specialists).
A government may start a (volunteer system) of (pulmonary specialists).