VANGL1 and urinary bladder carcinoma: RETRACTION: YangD., QianH., FangZ., XuA., ZhaoS., LiuB. and LiD., “Silencing Circular RNA VANGL1 Inhibits Progression of Bladder Cancer by Regulating miR‐1184/IGFBP2 Axis,” Cancer Medicine9, no. 2 (2020): 700–710, 10.1002/cam4.2650.