Estimation of dose enhancement to soft tissue due to backscatter radiation near metal interfaces during head and neck radiothearpy - A phantom dosimetric study with radiochromic fi... oleh Rajesh Ashok Kinhikar, Chandrashekhar M Tambe, Kalpana Patil, Mahadev Mandavkar, Deepak D Deshpande, Rajendra Gujjalanavar, Prabha Yadav, Ashwini Budrukkar