| HANES | Health and Nutrition Examination Survey |
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| HDS | Hamilton Depression Scale; Health Data Services; health delivery system; Healthcare Data Systems; he... |
| HES | health examination survey; hematoxylin-eosin stain; human embryonic skin; human embryonic spleen; hy... |
| HIS | health information system; Health Interview Survey; histatin; histidine; hospital information system... |
| HOS | health opinion survey; Holt-Oram syndrome; human osteosarcoma; hypoosmotic swelling [test] |
| Frankfort horizontal plane | A standard craniometric reference plane passing through the right and left porion and the left orbitale; drawn on the profile radiograph or photograph from the superior margin of the acoustic meatus to the orbitale. Synonym: auriculo-infraorbital plane, eye-ear plane, Frankfort horizontal plane, Frankfort plane, infraorbitomeatal plane. (05 Mar 2000) |
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