REFERENCES
1. Fasunla AJ, Greene BH, Timmesfeld N, Wiegand S, Werner JA, Sesterhenn AM. A meta-analysis of the randomized controlled trials on elective neck dissection versus therapeutic neck dissection in oral cavity cancers with clinically node-negative neck. Oral Oncol 2011;47:320-4.
2. Campana JP, Meyers AD. The surgical management of oral cancer. Otolaryngol Clin North Am 2006;39:331-48.
3. Jalisi S. Management of the clinically negative neck in early squamous cell carcinoma of the oral cavity. Otolaryngol Clin North Am 2005;38:37-46.
4. Lanzer M, Zemann W, Lubbers TH, Kruse A, Reinisch S. Do patients with oral and oropharyngeal squamous cell carcinoma benefit from elective contralateral neck dissection? A long-term analysis. Head Neck Oncol 2012;4:70-5.
5. Kurita H, Koike T, Narikawa J, Sakai H, Nakatsuka A, Uehara S, Kobayashi H, Kurashina K. Clinical predictors for contralateral neck lymph node metastasis from unilateral squamous cell carcinoma in the oral cavity. Oral Oncol 2004;40:898-903.
6. Kowalski LP, Bagietto R, Lara JR, Santos RL, Tagawa EK, Santos IR. Factors influencing contralateral lymph node metastasis from oral carcinoma. Head Neck 1999;21:104-10.
7. Capote-Moreno A, Naval L, Mu-oz-Guerra MF, Sastre J, Rodríguez-Campo FJ. Prognostic factors in uencing contralateral neck lymph node metastases in oral and oropharyngeal carcinoma. J Oral Maxillofac Surg 2010;68:268-75.
8. Koo BS, Lim YC, Lee JS, Choi EC. Management of contralateral N0 neck in oral cavity squamous cell carcinoma. Head Neck 2006;28:896-901.
9. Bier-Laning CM, Durazo-Arvizu R, Muzaffar K, Petruzzelli GJ. Primary tumor thickness as a risk factor for contralateral cervical metastases in T1/T2 oral tongue squamous cell carcinoma. Laryngoscope 2009;119:883-8.
10. Mukherji SK, Armao D, Joshi VM. Cervical nodal metastases in squamous cell carcinoma of the head and neck: what to expect. Head Neck 2001;23:995-1005.
11. Lim YC, Lee JS, Koo BS, Kim SH, Kim YH, Choi EC. Treatment of contralateral N0 neck in early squamous cell carcinoma of the oral tongue: elective neck dissection vs. observation. Laryngoscope 2006;116:461-5.
12. González-García R, Naval-Gías L, Rodríguez-Campo FJ, Sastre-Pérez J, Mu-oz-Guerra MF, Gil-Díez Usandizaga JL. Contralateral lymph neck node metastasis of squamous cell carcinoma of the oral cavity: a retrospective analytic study in 315 patients. J Oral Maxillofac Surg 2008;66:1390-8.
13. Feng Z, Niu LX, Yuan Y, Peng X, Guo CB. Risk factors and treatment of contralateral neck recurrence for unilateral oral squamous cell carcinoma: a retrospective study of 1482 cases. Oral Oncology 2014;50:1081-8.
14. Huang SF, Wei FC, Liao CT, Wang HM, Lin CY, Lo S, Huang JJ, Chen IH, Kang CJ, Chien HT, Chen HH. Risk stratification in oral cavity squamous cell carcinoma by preoperative CRP and SCC antigen levels. Ann Surg Oncol 2012;19:3856-64.
15. Shingaki S, Takada M, Sasai K, Bibi R, Kobayashi T, Nomura T, Saito C. Impact of lymph node metastasis on the pattern of failure and survival in oral carcinomas. Am J Surg 2003;185:278-84.
16. Greenberg JS, El Naggar AK, Mo V, Roberts D, Myers JN. Disparity in pathologic and clinical lymph node staging in oral tongue carcinoma. Cancer 2003;98:508-15.
17. Jang WI, Wu HG, Park CI, Kim KH, Sung MW, Kim MJ, Choung PH, Lee JH, Chao JY. Treatment of patients with clinically lymph node-negative squamous cell carcinoma of the oral cavity. Jpn J Clin Oncol 2008;38:395-401.
18. Vandenbrouck C, Sancho-Garnier H, Chassagne D, Saravane D, Cachin Y, Micheau C. Elective versus therapeutic radical neck dissection in epidermoid carcinoma of the oral cavity: results of a randomized clinical trial. Cancer 1980;46:386-90.
19. Snow GB, Annyas AA, van Slooten EA, Bartelink H, Hart AA. Prognostic factors of neck node metastasis. Clin Otolaryngol Allied Sci 1982;7:185-92.
20. González-García R, Naval-Gías L, Sastre-Pérez J, Rodriguez-Campo FJ, Mu-oz-Guerra MF, Gil-Diez Usandizaga JL, Diaz-Gonzalez FJ. Contralateral lymph neck node metastasis of primary squamous cell carcinoma of the tongue: a retrospective analytic study of 203 patients. Int J Oral Maxillofac Surg 2007;36:507-13.
22. Califano L, Zupi A, Mangone GM, Longo F, Coscia G, Piombino P. Surgical management of the neck in squamous cell carcinoma of the tongue. Br J Oral Maxillofac Surg 1999;37:320-3.
23. Olzowy B, Tsalemchuk Y, Schotten KJ, Reichel O, Harréus U. Frequency of bilateral cervical metastases in oropharyngeal squamous cell carcinoma: a retrospective analysis of 352 cases after bilateral neck dissection. Head Neck 2011;33:239-43.
24. Woolgar JA, Rogers S, West CR, Errington RD, Brown JS, Vaughan ED. Survival and patterns of recurrence in 200 oral cancer patients treated by radical surgery and neck dissection. Oral Oncol 1999;35:257-65.
25. Gallo O, Fini-Storchi I, Napolitano L. Treatment of the contralateral negative neck in supraglottic cancer patients with unilateral node metastases (N1-3). Head Neck 2000;22:386-92.
26. Woolgar JA. The topography of cervical lymph node metastases revisited: the histological findings in 526 sides of neck dissection from 439 previously untreated patients. Int J Oral Maxillofac Surg 2007;36:219-25.
27. Lim YC, Lee SY, Lim JY, Lim JY, Shin HA, Lee JS, Koo BS, Kim SH, Choi EC. Management of contralateral N0 neck in tonsillar squamous cell carcinoma. Laryngoscope 2005;115:1672-5.
28. Chow TL, Chow TK, Chan TT, Yu NF, Fung SC, Lam SH. Contralateral neck recurrence of squamous cell carcinoma of oral cavity and oropharynx. J Oral Maxillofac Surg 2004;62:1225-8.
29. Hayashi T, Ito J, Taira S, Katsura K. The relationship of primary tumor thickness in carcinoma of the tongue to subsequent lymph node metastasis. Dentomaxillofac Radiol 2001;30:242-5.
30. Kurokawa H, Yamashita Y, Takeda S, Zhang M, Fukuyama H, Takahashi T. Risk factors for late cervical lymph node metastases in patients with stage I or II carcinoma of the tongue. Head Neck 2002;24:731-6.
31. Liao CT, Huang SF, Chen IH, Chang JT, Wang HM, Ng SH, Hsueh C, Lee LY, Lin CH, Cheng AJ, Yen TC. Risk stratification of patients with oral cavity squamous cell carcinoma and contralateral neck recurrence following radical surgery. Ann Surg Oncol 2009;16:159-70.
32. Nason RW, Binahmed A, Pathak KA, Abdoh AA, Sándor GK. What is the adequate margin of surgical resection in oral cancer? Oral Surg Oral Med Oral Pathol Oral Radiol Endod 2009;107:625-9.
33. Habib M, Murgasen J, Gao K, Ashford B, Shannon K, Ebrahimi A, Clark JR. Contralalteral neck failure in lateralized oral squamous cell carcinoma. ANZ J Surg 2016;86:188-92.
34. Brandwein-Gensler M, Teixeira MS, Lewis CM, Lee B, Rolnitzky L, Hille JJ, Genden E, Urken ML, Wang BY. Oral squamous cell carcinoma: histologic risk assessment, but not margin status, is strongly predictive of local disease-free and overall survival. Am J Surg Pathol 2005;29:167-78.
35. Yang TL, Wang CP, Ko JY, Lin CF, Lou PJ. Association of tumor satellite distance with prognosis and contralateral neck recurrence of tongue squamous cell carcinoma. Head Neck 2008;30:631-8.
36. Donaduzzi LC, De-Conto F, Kuze LS, Rovani G, Flores ME, Pasqualotti A. Occurrence of contralateral lymph neck node metastasis in patients with squamous cell carcinoma of the oral cavity. J Clin Exp Dent 2014;6:209-13.
37. Fan S, Tang QL, Lin YJ, Chen WL, Li JS, Huang ZQ, Yang ZH, Wang YY, Zhang DM, Wang HJ, Dias-Ribeiro E, Cai Q, Wang L. A review of clinical and histological parameters associated with contralateral neck metastases in oral squamous cell carcinoma. Int J Oral Sci 2011;3:180-91.
38. Lin TC, Tsou YA, Bau DT, Tsai MH. Factors influencing contralateral neck metastasis in oral squamous cell carcinoma. Formosan J Surg 2012;45:83-7.
39. Cooper JS, Pajak TF, Forastiere AA, Jacobs J, Campbell BH, Saxman SB, Kish JA, Kim HE, Cmelak AJ, Rotman M, Machtay M, Ensley JF, Chao KS, Schultz CJ, Lee N, Fu KK; Radiation Therapy Oncology Group 9501/Intergroup. Postoperative concurrent radiotherapy and chemotherapy for high-risk squamous cell carcinoma of the head and neck. N Engl J Med 2004;350:1937-44.
40. Bernier J, Domenge C, Ozsahin M, Matuszewska K, Lefèbvre JL, Greiner RH, Giralt J, Maingon P, Rolland F, Bolla M, Cognetti F, Bourhis J, Kirkpatrick A, van Glabbeke M, European Organization for Research and Treatment of Cancer Trial 22931. Postoperative irradiation with or without concomitant chemotherapy for locally advanced head and neck cancer. N Engl J Med 2004;350:1945-52.
41. Bernier J, Cooper JS, Pajak TF, van Glabbeke M, Bourhis J, Forastiere A, Ozsahin EM, Jacobs JR, Jassem J, Ang KK, Lefèbvre JL. Defining risk levels in locally advanced head and neck cancers: a comparative analysis of concurrent postoperative radiation plus chemotherapy trials of the EORTC and RTOG. Head Neck 2005;27:843-50.