10M. Janet Barger-Lux,Robert P. Heaney,Robert R. Recker. Time course of calcium absorption in humans: Evidence for a colonic component[J] 1989,Calcified Tissue International(5):308~311
4Zeng Y. HIV infection and AIDS in China[J]. Arch AIDS ReS, 1992,6:1-5.
5Yao Y, Wang N, Chu J, et al. Sexual behavior and riSkS for HIV infection and tranSmiSSion among male injecting drug uSerS in Yunnan, China[J]. IntJ Infect DiS,2009,13:154-161.
6Xiao Y, KriStenSen S, Sun J, Lu L, Vermund SH. ExpanSion of HIV/AIDS in China: leSSonS from Yunnan Province[J]. Soc Sci Med,2007,64=665-675.
7Ingram DK,Spangler EL,Iilima S,et al . Rodent model of memory dysfunction in Alzheimer's disease and normal aging: Moving beyond the cholinergic hypothesis[J].Life Sci,1994;55:2037-40.