| OHS | obesity hypoventilation syndrome; occipital Horn syndrome; occupational health service; ocular histo... |
|---|---|
| OHSS | ovarian hyperstimulation syndrome |
| OCAA | Ovarian Cystadenocarcinoma Associated Antigen; Serous Mucinous Ovarian Tumor에만 나타남 |
| POF | pattern of failure; position of function; premature ovarian failure; primary ovarian failure; pyruva... |
| HSS | Hallermann-Streiff syndrome; Hallervorden-Spatz syndrome; Henoch-Schonlein syndrome; high-speed supe... |