_:vb50954076 . _:vb50954076 . _:vb50954076 . _:vb50954076 . _:vb50954076 . _:vb50954076 "url:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2459330/"^^ . _:vb50954076 "A squamous cell carcinoma that is located_in the external ear."^^ .