I am the active member of the EORTC Quality of Life questionnaire Group (EORTC QLG) and involved in conducting multiple multi-national EORTC Quality of Life questionnaire development studies. These studies are in different stages of development, and we are collecting the relevant patients QoL data and submitting the same to the EORTC. Subsequently this data will be incorporated in the QoL questionnaires developed in the future. As a part of these questionnaire development, we contributed for the questionnaires developed in the Gastric, breast, pancreas, Renal, and head and neck cancers, pediatric cancers.