RT Journal Article SR Electronic T1 Genetics of Mental Disorders. Part I. Theoretical Aspects JF Journal of Medical Genetics JO J Med Genet FD BMJ Publishing Group Ltd SP 920 OP 920 DO 10.1136/jmg.32.11.920 VO 32 IS 11 A1 Craddock, Nick YR 1995 UL http://jmg.bmj.com/content/32/11/920.abstract AB