The International Telecommunication Union (ITU) has adopted the Continua Design Guidelines (CDG) that contain specifications to ensure the interoperability of devices used for applications monitoring personal health (Recommendation ITU-T H.810 Interoperability design guidelines for personal health systems). ITU-T H.810 is available at the link provided: http://www.itu.int/rec/T-REC-H.810-201312-I