![Exploring a causal role of DNA methylation in the relationship between maternal vitamin B12 during pregnancy and child’s IQ at age 8, cognitive performance and educational attainment: A two-step Mendelian randomization study]()
Exploring a causal role of DNA methylation in the relationship between maternal vitamin B12 during pregnancy and child’s IQ at age 8, cognitive performance and educational attainment: A two-step Mendelian randomization studyCaramaschi, Doretta; Sharp, Gemma C.; Nohr, Ellen A.; Berryman, Katie; Lewis, Sarah J.; Davey Smith, George; Relton, Caroline L. · Human Molecular Genetics · 2017