Visit-to-visit HbA1c variability is associated with in-stent restenosis in patients with type 2 diabetes after percutaneous coronary intervention. - Yang, Chen Die; Shen, Ying; Lu, Lin; Yang, Zhen Kun; Hu, Jian; Zhang, Rui Yan; Shen, Wei Feng; Ding, Feng Hua; Wang, Xiao Qun (Cardiovascular Diabetology, 2020)