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Differences in Smad4 expression in human papillomavirus type 16-positive and human papillomavirus type 16-negative head and neck squamous cell carcinoma. |
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| Authors: | Adriana Báez Alan Cantor Sharon Fonseca Maria Marcos-Martinez Linda A Mathews Carlos A Muro-Cacho Teresita Mu?oz-Antonia |
| Institution: | Department of Otolaryngology-Head and Neck Surgery, University of Puerto Rico School of Medicine, San Juan, Puerto Rico. abaez@rcm.upr.edu |
| Abstract: | |
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