Excision of reprogramming transgenes improves the differentiation potential of IPS cells into hepatocyte-like cells and hepatic organoid - KIM, Tae Hun; JEONG, Jaemin; Shim, Sehwan; Jang, Hyosun; Jang, Won Il; Lee, Seung Bum; Choi, Dongho (Annals of hepato-biliary-pancreatic surgery, 2022)