RT Journal T1 KAASTU training for muscle fitness in the middle-aged and elderly adults: effects and strengths A1 Zhao Jing, Yin Lian, Lei Xuemei, Li Miaomiao, Wang Kun, Zhang Tingran, Luo Jiong PB Chinese Journal of Tissue Engineering Research FD 2020-08-18 YR 2020 JF Chinese Journal of Tissue Engineering Research JO Chinese Journal of Tissue Engineering Research VO 24 IS 23 SP 3737 DO 10.3969/j.issn.2095-4344.2690 K1 KAASTU training; blood flow restriction; middle-aged and elderly adults; muscle fitness; muscle strength; muscle mass; muscle atrophy; bone health; bone mineral density LK {https://www.cjter.com/EN/article/article_15750.shtml}