1
[题名]：Minireview: Hair cortisol: a novel biomarker of hypothalamic-pituitary-adrenocortical activity.
[作者]：Meyer JS, Novak MA.
[杂志]：Endocrinology
[期，卷，页，年份]： 2012 Sep;153(9):4120-7. doi: 10.1210/en.2012-1226. Epub 2012 Jul 9.
http://endo.endojournals.org/content/153/9/4120.long

2
[题名]：Genetic variation in metabolic phenotypes: study designs and applications
[作者]：Karsten Suhre & Christian Gieger
[杂志]：Nature Reviews Genetics
[期，卷，页，年份]：759-769 (November 2012) | doi:10.1038/nrg3314
http://www.nature.com/nrg/journal/v13/n11/pdf/nrg3314.pdf