Βιβλιογραφική Τεκμηρίωση:
Laura Maestre-Ferrín, Javier Romero-Millán, David Peñarrocha-Oltra, María Peñarrocha-Diago
Med Oral Patol Oral Cir Bucal. 2012 January; 17(1): e160–e163. Published online 2011 December 6.doi: 10.4317/medoral.17147
Pavankumar Ravi Koralakunte, Mohammad Aljanakh
J Clin Diagn Res. 2014 July; 8(7): ZE25–ZE28. Published online 2014 July 20. doi: 10.7860/JCDR/2014/8929.4648