Effect of pregnancy planning and fertility treatment on cognitive outcomes in children at ages 3 and 5: longitudinal cohort study.
OBJECTIVE: To investigate how pregnancy planning, time to conception, and infertility treatment influence cognitive development at ages 3 and 5. DESIGN: Prospective population based cohort study. SETTING: Millennium Cohort Study in the United Kingdom. PARTICIPANTS: 18,818 children recruited at 9 mon...
| Autores principales: | , , , , , |
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| Formato: | Journal article |
| Lenguaje: | English |
| Publicado: |
2011
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