Association of physical activity levels with bone mineral content and bone mineral density among children aged 6-9 years
ZHANG Tianhong, LUO Jieling, CHEN Ju, XIE Zhiyong, CHEN Gengdong
Chinese Journal of Child Health Care . 2026, (10): 1093 -1098 .  DOI: 10.11852/zgetbjzz2026-0112