Which of the following H2-receptor antagonists was approved first for clinical use?

Examples of standard code sets recognized under HIPAA include:

CPT codes. HCPCS codes. ICD-9(10)-CM codes. all of the above.

A 65-year-old experienced loss of appetite, weight loss, lemon-yellow skin, liver enlargement, and a beefy red tongue shortly before her death. Autopsy suggested pernicious anemia, and the cause of death would most likely reveal:

a. brain hypoxia. b. liver hypoxia. c. heart failure. d. kidney failure.