A unit numbering system requires the retrieval of a patient's record from multiple locations in the filing system when previous records are requested by a physician

Systolic pressure is the pressure when the heart is:

a. at rest. b. contracting.

Old cerebral infarction with pharyngoesophageal phase dysphagia:

Select the correct code for each of the diagnoses: a. I69.391, R13.14. b. I69.391. c. R13.14, I69.391. d. R13.14.