[1]Shenzhen Univ, Nanshan Dist Key Lab Biopolymers & Safety Evaluat, Shenzhen Key Lab Polymer Sci & Technol, Guangdong Res Ctr Interfacial Engn Funct Mat,Coll, Shenzhen 518060, Peoples R China.
[2]Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, State Key Lab Polymer Phys & Chem, Beijing 100190, Peoples R China.
[3]Beijing Univ Chem Technol, Coll Life Sci & Technol, Beijing 100029, Peoples R China.
[4]Univ Chinese Acad Sci, Beijing 100049, Peoples R China.
[5]Southern Med Univ, Zhujiang Hosp, Dept Obstet & Gynecol, Guangzhou 510282, Guangdong, Peoples R China.
[6]Jilin Univ, China Japan Union Hosp, Dept Gastrointestinal Surg, Changchun 130033, Jilin, Peoples R China.