title: Socioeconomic Status and Youth Physical Fitness: Evidence From an Upper-Middle Income Country.
authors.affiliation: Carbone Cancer Center University of Wisconsin-Madison Madison, Wisconsin. Electronic address: xiao.zhang@wisc.edu.
authors.forename: Xiao
authors.initials: X
authors.lastname: Zhang
authors.affiliation: Dornsife School of Public Health Drexel University Philadelphia, Pennsylvania.
authors.forename: Ana P
authors.initials: AP
authors.lastname: Martinez-Donate
mesh_terms: D000293:Adolescent; D000072599:Cardiorespiratory Fitness; D003105:Colombia; D006801:Humans; D007182:Income; D010809:Physical Fitness; D012923:Social Class