| HN | head and neck; head nurse; hemagglutinin neuraminidase; hematemesis neonatorum; hemorrhage of newbor... |
|---|---|
| IAN | idiopathic aseptic necrosis; indole acetonitrile |
| IBSN | infantile bilateral striated necrosis |
| INB | internuclear bridging; ischemic necrosis of bone |
| IPN | infantile polyarteritis nodosa; infectious pancreatic necrosis [of trout]; intern progress note; int... |