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Khokhar A, Umpaichitra V, Chin VL, Perez-Colon S.Khokhar A, et al. Among authors: umpaichitra v.Pediatr Clin North Am. 2017 Dec;64(6):1341-1353. doi: 10.1016/j.pcl.2017.08.010. Epub 2017 Oct 4.Pediatr Clin North Am. 2017.PMID: 29173789Review.