Feasibility Analysis of the Use of Limb Linkage Equipment to Assess Cardiorespiratory Fitness in Healthy Youths 
QIAN Zhen,CHEN Wei,LI Jin,GAO Min,ZHANG Qiuyang
Chinese General Practice . 2018, (35): 4340 -4345 .  DOI: 10.12114/j.issn.1007-9572.2018.00.067