Building IoT-Enabled Wearable Medical Devices: An Application to a Wearable, Multiparametric, Cardiorespiratory Sensor Topics: Biomedical Sensors; Electrocardiography and Heart Monitoring; Wearable and Mobile Devices; Wireless Systems and Biotelemetry In Proceedings of the 11th International Joint Conference on Biomedical Engineering Systems and Technologies - Volume 1: BIOSTEC, 109-118, 2018 , Funchal, Madeira, Portugal