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van den Heuvel M, Ma J, Borkhoff CM, Koroshegyi C, Dai DWH, Parkin PC, Maguire JL, Birken CS; TARGet Kids! Collaboration.van den Heuvel M, et al. Among authors: birken cs.J Dev Behav Pediatr. 2019 Feb/Mar;40(2):99-104. doi: 10.1097/DBP.0000000000000630.J Dev Behav Pediatr. 2019.PMID: 30753173Free PMC article.
Morinis J, Maguire J, Khovratovich M, McCrindle BW, Parkin PC, Birken CS.Morinis J, et al. Among authors: birken cs.Int J Environ Res Public Health. 2012 Apr;9(4):1343-54. doi: 10.3390/ijerph9041343. Epub 2012 Apr 16.Int J Environ Res Public Health. 2012.PMID: 22690197Free PMC article.