Authors: Hyonchol Jang, Tae Wan Kim, Sungho Yoon, Soo‐Youn Choi, Tae-Wook Kang, Seon‐Young Kim, Yoo‐Wook Kwon, Eun‐Jung Cho, Hong‐Duk Youn - Cell stem cell 2012 cited by 321