Patterns of failure observed with omission of internal mammary chain irradiation in central/inner vs. outer quadrant tumors in a retrospective audit of an unselected breast cancer patient population. (March 2019) - Kumar, D.; Yadav, R.; Lal, P.; Agrawal, S.; Misra, S.; Misra, S.K.; Agrawal, A.; Agrawal, G.; Verma, A.K.; Kumar, S.; ,