Office-based randomized controlled trial to reduce screen time in preschool children.
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Birken CS, et al. Among authors: maguire j.
Pediatrics. 2012 Dec;130(6):1110-5. doi: 10.1542/peds.2011-3088. Epub 2012 Nov 5.
Pediatrics. 2012.
PMID: 23129085
Clinical Trial.