Gu X, Shi H, Matz E, Zhong L, Long T, Clouse C, Li W, Chen D, Chung H, Murphy S, Yoo J, Lin G, Lue T, Atala A, Jackson J, Zhang Y. Long-term therapeutic effect of cell therapy on improvement in erectile function in a rat model with pelvic neurovascular injury. BJU Int. 2019 07; 124(1):145-154.