China: a return to the "kingdom of bicycles"? The renaissance of cycling requires systematic, long term planning-MedSci.cn

China: a return to the "kingdom of bicycles"? The renaissance of cycling requires systematic, long term planning

Hu, GQ; Yin, DX

Hu, GQ (reprint author), Cent S Univ, Xiangya Sch Publ Hlth, Changsha, Hunan, Peoples R China.