Health monitoring with wearable devices when performing physical exercise: an initial exploration of the state of the art. - Oscar Virgen Casillas; Sergio Alejandro Zaizar Fregoso; Silvia Berenice Fajardo Flores; Geraldyluz Amezcua Cobian; Pedro C. Santana-Mancilla; Laura S. Gaytán-Lugo (CLIHC, 2019)