RT Journal Article SR Electronic T1 Suicide risk after spousal suicide or psychiatric admission: effects of assortative mating on heritable traits compared with environmental explanations JF Journal of Epidemiology and Community Health JO J Epidemiol Community Health FD BMJ Publishing Group Ltd SP 347 OP 348 DO 10.1136/jech.2004.027805 VO 59 IS 5 A1 Martin Voracek YR 2005 UL http://jech.bmj.com/content/59/5/347.abstract AB