| HPAA | hydroperoxyarachidonic acid; hydroxyphenylacetic acid; hypothalamo-pituitary-adrenal axis |
|---|---|
| HPAC | high-performance anion-exchange chromatography; hypothalamo-pituitary-adreno-cortical |
| hPFSH, HPFSH | human pituitary follicle-stimulating hormone |
| HPT | histamine provocation test; human placental thyrotropin; hyperparathyroidism; hypothalamo-pituitary-... |
| LAP | laparoscopy; laparotomy; left arterial pressure; left atrial pressure; leucine aminopeptidase; leuke... |