The external ear ends at the:

What appears to be the role of NPPV for the long-term support of patients with severe "stable" COPD?

A. NPPV does not benefit patients with this condition. B. Patients who benefit most from NPPV in this group are those who have greater hypercapnia and more nocturnal O2 desaturation. C. Patients who benefit most from NPPV in this group are those who experience less hypercapnia and less nocturnal O2 desaturation. D. The data obtained from this group of patients are inconclusive in terms of the efficacy of NPPV.

When protected health information is shared, which of the following should be observed?

A. informed consent B. minimum necessary standard C. code set D. encryption