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A nongenetic basis of cycle frequency in bipolar disorder: study of a monozygotic twin pair
V Sharma1, P J Ainsworth, S B McCabe
1Mood Disorders Unit, London Psychiatric Hospital, Ontario, Canada.
Journal of Psychiatry & Neuroscience : JPN
|March 1, 1997
Abstract:
The authors describe a pair of monozygotic twins with bipolar disorder but with a different course of the illness including age of onset, sequence of episodes, and cycle length. Based on these findings, the clinical course of bipolar illness does not appear to be genetically determined.