The Effectiveness of the Patient-Focused Care Model Has Been Limited

The effectiveness of the patient-focused care model has been limited by which one of the following?

A) requirement that each nursing unit has its own admitting, x-ray unit, medical laboratory, pharmacy, and physical therapy facilities
B) reduction of the number of health care providers for patients
C) expense of relocating radiology, pharmacy, and laboratory services to nursing units
D) assignment of cross-trained personnel to specific units
E) expense of training multiskilled personnel to perform patient care