which statement(s) describe(s) the management of a patient following lung transplantation? (select all that apply)
a. high doses of O2 are administered around the clock
b. using a home spirometer will help to monitor lung function
c. immunosuppressant therapy usually involves a 3-drug regimen
d. most patients have an acute rejection episode withing the first 2 days
e. a lung biopsy is done using a transtracheal method if rejection is suspected