Cortisol awakening response and cortisol/DHEA ratio associations with hippocampal volume in MDD oleh Owen M. Wolkowitz, Jin Rowen, Sara Mason, Synthia H. Mellon, Victor I. Reus, Elissa S. Epel, Heather M. Burke, Rebecca Rosser, John Coetzee, Laura Mahan, Michelle Coy, J. Craig Nelson, Steven P. Hamilton, Sally Mendoza, Michael W. Weiner, Susanne Mueller