[Peng, H.; Deng, Q.; Min, L.; Wang, H.; Chen, Q.; Xie, M.] Cent S Univ, Xiangya Hosp, Dept Resp, Dept Geriatr Med, Changsha, Hunan, Peoples R China.
[He, S.] Univ S China, Dept Biochem & Mol Biol, Hengyang, Peoples R China.
[Peng, F.; Xiao, Z.] Cent S Univ, Xiangya Hosp, Minist Hlth China, Key Lab Canc Prote, Changsha, Hunan, Peoples R China.
