https://genesandnutrition.biomedcentral.com/articles/10.1007/s12263-014-0431-5 https://genesandnutrition.biomedcentral.com/articles/10.1007/s12263-014-0432-4 https://genesandnutrition.biomedcentral.com/articles/10.1007/s12263-014-0430-6