Polymer optical fiber-based integrated instrumentation in a robot-assisted rehabilitation smart environment: a proof of concept - Leal-Junior, Arnaldo; Avellar, Leticia; Jaimes, Jonathan Campo; Díaz, Camilo; Santos, Wilian dos; Siqueira, Adriano Almeida Gonçalves; Pontes, Maria José; Marques, Carlos; Frizera Neto, Anselmo (Sensors, 2020)