| POB | penicillin, oil, beeswax; phenoxybenzamine; place of birth |
|---|---|
| POD | peroxidase; place of death; podiatry; polycystic ovary disease; pool of doctors; postoperative day; ... |
| X3 | orientation as to time, place, and person |
| CALLA | Common Acute Lymphocytic(Lymphoblastic) Leukemia Antigen = CD10 = Enk... |
| CBD | Common Bile Duct - Absolute Ix of CBD Exploration 1. Palp... |