Chapters by Prof. Constantine Oulis

• Book Chapter Periodontal Diseases in Greek Senior Citizens-Risk Indicators
  by Eleni Mamai-Homata, Vasileios Margaritis, Argy Polychronopoulou, Constantine Oulis and Vassiliki Topitsoglou in the book "Periodontal Diseases - A Clinician's Guide" edited by Jane Manakil, ISBN 978-953-307-818-2, InTech, February 2, 2012