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Zbären, Peter; Guélat, Dominique; Loosli, Heinz; Stauffer, Edouard (2008). Parotid tumors: fine-needle aspiration and/or frozen section. Otolaryngology - head and neck surgery, 139(6), pp. 811-5. Thousand Oaks, Calif.: Sage 10.1016/j.otohns.2008.09.013
