List three examples of services provided by home health care agencies

When coding CHF search for the Main Term:

a. congestive. b. failure in the Index. c. heart. d. none of the choices.

Which of the following clinical conditions have been identified from clinical research as predictors of the need for prolonged mechanical ventilation? I. failed extubation II. difficult intubation III. nosocomial pneumonia IV. pulmonary artery catheterization

A. I only B. I, II only C. I, III only D. II, III, IV only