IGF2BP2 and polycystic ovary syndrome: To investigate the potential involvement of IGF2BP2 in the progress of PCOS, we analysed IGF2BP2 expression in a total of 40 GC samples from 20 PCOS patients and 20 controls who underwent in vitro fertilization‐embryo transfer/intracytoplasmic sperm injection (IVF/ICSI‐ET) (Figure S1).