There are multiple definitions:
spastic paraplegia gene(English)
- autosomal dominant caused by functional variants in the SPAST gene
- SPAST
- Genetics
- https://doi.org…439-021-00153-x
sphenopalatine ganglion(English)
- its postsynaptic fibers supply the lacrimal and nasal glands
- PPG
- Neurons, Gland(ular), ENT
- https://doi.org…00.2011.00507.x
stereophotogrammetry(English)
- determination of contact areas in diarthrodial joints is necessary for understanding the state of stress within the articular cartilage layers and the supporting bony structures
- Skeleton and bone (formation)
- https://doi.org…9290(94)90038-8