Electrospunned nanofiber membranes of PTH-related peptide loaded biopolymers for osteoporotic bone defect repair oleh Renxin Chen, Junwu Wang, Lei Chen, Zouwei Li, Qinyu Feng, Fangqi Chen, Zhuowen Hao, Tianhong Chen, Guang Shi, Qi Zhang, Yi Wang, Tao Ding, Jingfeng Li