1. Need for more clear parental recommendations regarding foreign body aspiration in children;Iversen;Dan Med J,2012
2. A plastic screw-cover embedded in the hard palate of an infant aged 13 months;Baird;Int J Paediatr Dent,1995
3. Foreign body simulating a hard palate lesion in a child;Tseng;Int J Pedia Otorhinolaryngol,1996
4. Foreign bodies of the hard palate;de Jong;Int J Pedia Otorhinolaryngol,1998
5. Pistachio nutshell foreign body of the oral cavity in two children;Sobol;Int J Pedia Orl,2004