Lambert, Kelly; Kinsley, Craig; Kinsley, Craig H. (2004). Clinical Neuroscience. Worth Publishers. p. 84. ISBN978-0-7167-5227-1. Archived from the original on September 10, 2020. Retrieved October 12, 2016.
Lambert, Kelly; Kinsley, Craig; Kinsley, Craig H. (2004). Clinical Neuroscience. Worth Publishers. p. 84. ISBN978-0-7167-5227-1. Archived from the original on September 10, 2020. Retrieved October 12, 2016.