doi:10.1017/S1047951112001953, Published by Cambridge University Press, 20 November 2012.
The Authors listed above apologise for omitting Yucel Yilmaz from the author list.
The author list should read as follows:
Kenan Cantekin,a1,c1 Yucel Yilmaz,a2 Isin Cantekina3 and Yasemin Altuner Toruna4
a1Department of Paediatric Dentistry, Faculty of Dentistry, University of Erciyes, Kayseri, Turkey
a2Department of Paediatric Dentistry, Faculty of Dentistry, University of Ataturk, Erzurum, Turkey
a3Department of Internal Medicine, Faculty of Health Sciences, University of Meliksah, Kayseri, Turkey
a4Department of Pediatrics, Division of Pediatric Hematology, Kayseri Education and Research Hospital, Kayseri, Turkey