1. Affective startle modulation in clinical depression: preliminary findings;Allen;Biological Psychiatry,1999
2. American College of Sports Medicine, 1995. ACSM's Guidelines for Exercise Testing and Prescription. Williams and Wilkins, Baltimore, MD, p. 116.
3. Effect of voluntary muscle contraction on the startle response to auditory stimuli;Aniss;Electromyography and Clinical Neurophysiology,1998
4. Off-line latency and amplitude scoring of the human reflex eyeblink with fortran iv;Balaban;Psychophysiology,1986
5. An inventory for measuring depression;Beck;Archives of General Psychiatry,1961