palavras-chave Brazilian primary healthcare system CAMA approach Conferences Handover Internet Medical services PoA decision Quality of service SDN paradigm Wireless communication body sensor networks context-aware eHealth facility context-aware mobile approach dependability eHealth eHealth biofeedback system eHealth technology handover setup health care health system healthcare professional healthcare services hospital staff mobile computing mobile system mobility control mobility prediction network infrastructure patients people mobility point of attachment decision quality control quality of service quality-oriented mobility control capability reliability reliable system software defined eHealth networking software defined networking software defined networking paradigm software reliability wireless quality condition