@article{liu_cheng_li_gao_wang_2012,  title={The gene expression profiles of induced pluripotent stem cells (iPSCs) generated by a non-integrating method are more similar to embryonic stem cells than those of iPSCs generated by an integrating method},  volume={35},  ISSN={1415-4757},  url={https://doi.org/10.1590/S1415-47572012005000050},  DOI={10.1590/S1415-47572012005000050},  number={3},  journal={Genetics and Molecular Biology},  publisher={Sociedade Brasileira de Genética},  author={Liu, Yajun and Cheng, De and Li, Zhenzhen and Gao, Xing and Wang, Huayan},  year={2012},  pages={693–700} }