@article{3179405, title = "IMPAIRED NEGATIVE FEEDBACK OF THE HYPOTHALAMIC-PITUITARY-ADRENAL AXIS IN CHRONIC INSOMNIA: A CORTICOTROPHIN RELEASING HORMONE (CRH) CHALLENGE TEST", author = "Vgontzas, A. N. and Fernandez-Mendoza, J. and Bixler, E. O. and Basta, and M. and Chrousos, G.", journal = "CLOCKS & SLEEP", year = "2018", volume = "41", number = "1", pages = "A131", publisher = "OXFORD UNIV PRESS INC", doi = "10.1093/sleep/zsy061.340" }