A school-based exercise intervention elicits substantial bone health benefits: a 2-year randomized controlled trial in girls.

MLA

MacKelvie KJ, et al. “A School-Based Exercise Intervention Elicits Substantial Bone Health Benefits: A 2-Year Randomized Controlled Trial in Girls.” Pediatrics, vol. 112, Dec. 2003, pp. e447-52. EBSCOhost, https://doi.org/10.1542/peds.112.6.e447.

APA

MacKelvie KJ, Khan KM, Petit MA, Janssen PA, & McKay HA. (2003). A school-based exercise intervention elicits substantial bone health benefits: a 2-year randomized controlled trial in girls. Pediatrics, 112, e447-52. https://doi.org/10.1542/peds.112.6.e447

Chicago

MacKelvie KJ, Khan KM, Petit MA, Janssen PA, and McKay HA. 2003. “A School-Based Exercise Intervention Elicits Substantial Bone Health Benefits: A 2-Year Randomized Controlled Trial in Girls.” Pediatrics 112 (December): e447-52. doi:10.1542/peds.112.6.e447.