Effect of pregnancy planning and fertility treatment on cognitive outcomes in children at ages 3 and 5: longitudinal cohort study

Carson, C ; Kelly, Y ; Kurinczuk, J J ; Sacker, A ; Redshaw, M ; Quigley, M A

BMJ, 2011-07, Vol.343 (7820), p.408-408 [Periódico revisado por pares]

England: British Medical Journal Publishing Group

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