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by Papageorge, Tod
by Moehringer, J. R.
by Plowman, Sharon A.; Smith, Denise L.; Pire, Neal I.; et al.
by Stempson, Scott
by Thompson, Wright
by Plowman, Sharon A.; Smith, Denise L.; American College of Sports Medicine
by American Academy of Pediatrics Section on Adolescent Health; Hergenroeder, Albert C; Demorest, Rebecca
by Murphy, Cait
by Telander, Rick
by Bryant, Howard