1. Division of General Internal Medicine; Department of Medicine; Tokai University Oiso Hospital; Isehara Kanagawa Japan
2. Division of General Internal Medicine; Department of Medicine; Tokai University Hospital; Isehara Kanagawa Japan
3. Department of Neurology; Tokai University Oiso Hospital; Isehara Kanagawa Japan
4. Division of General Internal Medicine; Family Medicine Program; Tokai University Hospital; Isehara Kanagawa Japan