Correction: A simplified, two-factor clinical prognostic scoring system for patients with newly diagnosed Hodgkins Lymphoma - Charanpreet Singh; Lekshmon KS; Arihant Jain; Deepesh Lad; Alka Khadwal; Rajender Basher; Amanjit Bal; Radhika Srinivasan; Subhash Varma; Pankaj Malhotra; Gaurav Prakash (Blood Cancer Journal)