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Lieberman E, Lang JM, Frigoletto F Jr, Richardson DK, Ringer SA, Cohen A.Lieberman E, et al. Among authors: cohen a.Pediatrics. 1997 Mar;99(3):415-9. doi: 10.1542/peds.99.3.415.Pediatrics. 1997.PMID: 9041298
Lieberman E, Cohen A, Lang J, Frigoletto F, Goetzl L.Lieberman E, et al. Among authors: cohen a.Am J Public Health. 1999 Apr;89(4):506-10. doi: 10.2105/ajph.89.4.506.Am J Public Health. 1999.PMID: 10191792Free PMC article.
Lieberman E, Eichenwald E, Mathur G, Richardson D, Heffner L, Cohen A.Lieberman E, et al. Among authors: cohen a.Pediatrics. 2000 Nov;106(5):983-8. doi: 10.1542/peds.106.5.983.Pediatrics. 2000.PMID: 11061764
Goetzl L, Cohen A, Frigoletto F Jr, Ringer SA, Lang JM, Lieberman E.Goetzl L, et al. Among authors: cohen a.Pediatrics. 2001 Nov;108(5):1099-102. doi: 10.1542/peds.108.5.1099.Pediatrics. 2001.PMID: 11694687Clinical Trial.
Lieberman E, Lang JM, Cohen A, D'Agostino R Jr, Datta S, Frigoletto FD Jr.Lieberman E, et al. Among authors: cohen a.Obstet Gynecol. 1996 Dec;88(6):993-1000. doi: 10.1016/s0029-7844(96)00359-6.Obstet Gynecol. 1996.PMID: 8942841