TY - BOOK AU - Virad Kumar AU - Dr. A. K. Mandal Gu. AU - Dr. Achal Gulati Gu. AU - Dr. Shelley Khanna Chadha Gu. AU - University of Delhi. Faculty of Medical Sciences. Department of Otorhinolaryngology ED - University of Delhi. Faculty of Medical Sciences. Department of Otorhinolaryngology TI - To study the expression of p53 in histologically negative resected margins of head and neck squamous cell carcinoma : Its implications on tumour grade, and recurrence PY - 2008/// KW - HEAD - DISEASES ER -