ERBB2 and breast cancer: The investigation of the effect of diet on different molecular BC subtypes revealed that only GI was positively correlated with luminal A (RE+ and/or PR+/HER2-), HER2+ (RE+ and/or PR+/HER2+ and RE-/PR-/HER2+) and triple negative (TN) (RE-/PR-/HER2-) BC [66].