There are multiple definitions:
paired helical filament(English)
- consists of two 10-nm filaments twisted into a double helix, found in neurofibrillary tangles and the neurites of senile plaques
- SP, AD
- Alzheimer's disease
- https://doi.org…pnas.84.10.3415
proximal humeral fracture(English)
- very common and a serious health problem, being the seventh most frequent type of fracture in adults
- FMA-UE, IMN, NSA, UE
- Injury, Musculoskeletal system, Orthopedics
- https://doi.org…018-021-02551-x
- https://doi.org…jtes.2023.64225
partially hydrolyzed formula(English)
- may refer to infant formulas containing hydrolysed protein for prevention of allergic disease
- CMF, EHF, FE
- Nutrition, Allergy, Pediatrics
- https://doi.org…8.CD003664.pub5