2021-04-122017-06-060006339815738256WOS;000391869900001PUBMED;28086892http://hdl.handle.net/10784/27790Background: Pressure ulcers have become subject of study in recent years due to the treatment high costs and decreased life quality from patients. These chronic wounds are related to the global life expectancy increment, being the geriatric and physical denghttps://v2.sherpa.ac.uk/id/publication/issn/0006-3398Pressure ulcer image segmentation technique through synthetic frequencies generation and contrast variation using toroidal geometryarticle2021-04-12Sierra-Sosa, D.David, O.P.Begoña García, Zapirain10.1186/s12938-016-0298-3