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Kramer MS, Platt RW, Wen SW, Joseph KS, Allen A, Abrahamowicz M, Blondel B, Bréart G; Fetal/Infant Health Study Group of the Canadian Perinatal Surveillance System.Kramer MS, et al. Among authors: platt rw.Pediatrics. 2001 Aug;108(2):E35. doi: 10.1542/peds.108.2.e35.Pediatrics. 2001.PMID: 11483845