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Video capillaroscopy clarifies mechanism of the photoplethysmographic waveform appearance
Photoplethysmography (PPG) devices are widely used in clinical practice but the origin of PPG signal is still under debating. The classical theory assumes that the PPG waveform stems from variations of blood volume in pulsating arteries. In this research we analysed high-speed video recordings of ca...
| Autores principales: | , , , , , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
| Publicado: |
Nature Publishing Group UK
2017
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5643323/ https://www.ncbi.nlm.nih.gov/pubmed/29038533 http://dx.doi.org/10.1038/s41598-017-13552-4 |