For example, the following artile listed, the first author is not from Hunan.........

Funny lies from 瓜瓜.

Estrogen Receptor α Gene Polymorphisms and Peak Bone Density in Chinese Nuclear Families

Qin, Y.-J.b , Shen, H.a c , Huang, Q.-R.b , Zhao, L.-J.c , Zhou, Q.c , Li, M.-X.a , He, J.-W.b , Mo, X.-Y.a , Lu, J.-H.b , Recker, R.R.c , Deng, H.-W.a c d

a Lab. of Molec. and Stat. Genetics, College of Life Sciences, Hunan Normal University, Hunan, China
b Ctr. for Prev./Treating Osteoporosis, Shanghai Sixth People's Hospital, Shanghai, China
c Osteoporosis Research Center, Creighton University Medical Center, Omaha, NE, United States
d Osteoporosis Research Center, Creighton University Medical Center, 601 N. 30th St., Omaha, NE 68131, United States