The Combination of SMAD4 Expression and Histological Grade of Dysplasia Is a Better Predictor for the Malignant Transformation of Oral Leukoplakia

• Rong-Hui Xia,

  Affiliations Department of Oral Pathology, 9th People's Hospital, Shanghai Jiao Tong University, School of Medicine, Shanghai Key Laboratory of Stomatology, Shanghai, China, Department of Oncology and Diagnostic Sciences, Dental School, University of Maryland, Baltimore, Maryland, United States of America

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• Xiao-Meng Song,

  Affiliations Department of Oncology and Diagnostic Sciences, Dental School, University of Maryland, Baltimore, Maryland, United States of America, Department of Oral Maxillofacial–Head and Neck Oncology, Ninth People's Hospital, Shanghai Jiao Tong University, School of Medicine, Shanghai Key Laboratory of Stomatology, Shanghai, China

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• Xiao-Jing Wang,

  Affiliation Department of Oral Maxillofacial–Head and Neck Oncology, Ninth People's Hospital, Shanghai Jiao Tong University, School of Medicine, Shanghai Key Laboratory of Stomatology, Shanghai, China

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• Jiang Li ,

  * E-mail: lijiang182000@yahoo.com (JL); LMao@umaryland.edu (LM)

  Affiliation Department of Oral Pathology, 9th People's Hospital, Shanghai Jiao Tong University, School of Medicine, Shanghai Key Laboratory of Stomatology, Shanghai, China

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• Li Mao

  * E-mail: lijiang182000@yahoo.com (JL); LMao@umaryland.edu (LM)

  Affiliation Department of Oncology and Diagnostic Sciences, Dental School, University of Maryland, Baltimore, Maryland, United States of America

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