| HPA |
Health Care Practice Act; Health Policy Agenda for the American People; health promotion advocates; Helix pomatia agglutinin; hemagglutinating penicillin antibody; Histoplasma capsulatum polysaccharide antigen; humeroscapular periarthritis; hypertrophic pulmonary arthropathy; hypothalamo-pituitary-adrenocortical [system] |
| HPA axis |
Hypothalamic-Pituitary-Adrenal axis |
| HPAA |
hydroperoxyarachidonic acid; hydroxyphenylacetic acid; hypothalamo-pituitary-adrenal axis |
| HPAC |
high-performance anion-exchange chromatography; hypothalamo-pituitary-adreno-cortical |
| HPAFT |
hereditary persistence of alfa-fetoprotein |
