Fig. 3From: Vitamin D, gut microbiota, and radiation-related resistance: a love-hate triangleStudy attention and grants trends on the vitamin D, gut microbiota and radiation-induced resistance from 2009 to 2018. (a) literatures amount of study attention on the field of vitamin D. (b) grants number and funding amounts of vitamin D. (c). literatures amount of study attention on the field of gut microbiota. (d) grants number and funding amounts of gut microbiota. (e) literatures amount of study attention on the field of radiotherapy. (f) grants number and funding amounts of radiotherapyBack to article page