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Brooks-Gunn J, McCarton CM, Casey PH, McCormick MC, Bauer CR, Bernbaum JC, Tyson J, Swanson M, Bennett FC, Scott DT, et al.Brooks-Gunn J, et al. Among authors: bauer cr.JAMA. 1994 Oct 26;272(16):1257-62.JAMA. 1994.PMID: 7933370Clinical Trial.