A plasma modified fiber sensor for breath rate monitoring - Alberto Vallan; Alessio Carullo; Maria Luisa Casalicchio; Alessio Penna; Guido Perrone; Nicoletta De Vietro; Antonella Milella; Francesco Fracassi (2014 IEEE International Symposium on Medical Measurements and Applications, MeMeA 2014, Lisboa, Portugal, June 11-12, 2014, 2014)