Blood Pressure and All-Cause Mortality by Level of Cognitive Function in the Elderly: Results From a Population-Based Study in Rural Greece. - Georgakis, Marios K.; Protogerou, Athanasios D.; Kalogirou, Eleni I.; Kontogeorgi, Evangelia; Pagonari, Ioanna; Sarigianni, Fani; Papageorgiou, Sokratis G.; Kapaki, Elisabeth; Papageorgiou, Charalampos; Tousoulis, Dimitrios; Petridou, Eleni Th. (Journal of Clinical Hypertension, 2017)