1Watanabe K, Kikuchi T, Katori Y, et al. The usefulness of computed tomography in the diagnosis of impacted fish bones in the oesophagus. J Laryngol Otol, 1998,112:360.
2Evans MR, Ahuja A, Rhys Williams S, et al. The lateral neck radiograph in suspected impacted fish bones: Does it have a role? Clin Radiol,1992,46:121.
3Akazawa Y,Watanabe SHJ, Nobukiyo SHG,et al. The management of possible fish bone ingestion. Auris Nasus Larynx, 2004,31:413.
4Allen JL, Daniel W, Manolidis S,et al. Use of plain radiography and computed tomography to identify fish bone foreign bodies. Otolaryngol Head Neck Surg, 2000,123:435.
5Herranz-Gonzalez J, Martinez-Vidal J, Garcia-Sarandese A, et al. Esophageal foreign bodies in adults. Otolaryngol Head Neck Surg,1991,105:649.
6Derowe A, Ophir D. Negative findings of esophagoscopy for suspected foreign bodies. Am J Otolaryngol,1994,15:41.
7Eliashar R, Dano I, Dangoor E,et al. Computed tomography diagnosis of esophageal bone impaction:A prospective study. Ann Otol Rhinol Laryngol,1999, 108:708.
8Carsten EP, David L, Alexander JP. Fish bone at the cricopharyngeus: A comparison of plain-film radiology and computed tomography. Laryngoscope, 1999,109:1955.
9Braverman I, Gomori JM, Polv O,et al. The role of CT imaging in the evaluation of cervical esophageal foreign bodies. J Otolaryngol, 1993, 22:311.