Author(s) affiliations:Natalia G. Vallianou1, Angelos Evangelopoulos2, and Christos Kazazis3
1First Department of Internal Medicine, Evangelismos General Hospital, 10676 Athens, GREECE.
2Roche Diagnostics Hellas, 15125, Maroussi, Athens, GREECE.
3Honorary Lecturer, School of Medicine, University of Leicester, University Rd, Leicester, LE1 9HN, UK.