For the following questions, use an ICD-9-CM code book and select the appropriate code(s) for the diagnostic statements given

How frequently should a clinician make changes when weaning from PEEP?

a. 10 to 20 min b. 30 to 45 min c. 1 hr d. 6 to 8 hr

Donor blood is routinely tested for the presence of Ebola virus.

Answer the following statement true (T) or false (F)