William Hammond, Sleep and Its Derangements (Philadelphia: J. B. Lippencott & Co., 1869).
306
Henry M. Lyman, Insomnia, and Other Disorders of Sleep (Chicago: W. T. Keener, 1885).
307
Francisco Lopez-Munoz, Ronaldo Ucha-Udabe, and Cecilio Alamo, «The History of Barbiturates a Century After Their Clinical Introduction,» Neuropsychiatric Disease and Treatment 1 (2005): 329.
