Mehta, D., Gonik, M., Klengel, T., Rex-Haffner, M., Menke, A., Rubel, J., et al. (2011). Using Polymorphisms in FKBP5 to Define Biologically Distinct Subtypes of Posttraumatic Stress Disorder Evidence From Endocrine and Gene Expression Studies. Archives of General Psychiatry, 68(9), 901-910.