WL, L., & MW, v. d. B. (2011). Re: Extracapsular tumor extension in cervical lymph nodes: reconciling the literature and seer data. Head & neck, 33(12), 1809. https://doi.org/10.1002/hed.21921
Chicago Style (17th ed.) CitationWL, Lodder, and van den Brekel MW. "Re: Extracapsular Tumor Extension in Cervical Lymph Nodes: Reconciling the Literature and Seer Data." Head & Neck 33, no. 12 (2011): 1809. https://doi.org/10.1002/hed.21921.
MLA (9th ed.) CitationWL, Lodder, and van den Brekel MW. "Re: Extracapsular Tumor Extension in Cervical Lymph Nodes: Reconciling the Literature and Seer Data." Head & Neck, vol. 33, no. 12, 2011, p. 1809, https://doi.org/10.1002/hed.21921.
Warning: These citations may not always be 100% accurate.