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Journal of Affective Disorders|September 5, 2001
Suicidal behavior in twins: a replicationA Roy, N L Segal
The American Journal of Psychiatry|July 1, 1995
Attempted suicide among living co-twins of twin suicide victimsA Roy, N L Segal, M Sarchiapone
Archives of General Psychiatry|January 1, 1991
Suicide in twinsA Roy, N L Segal, B S Centerwall, et al.
The American Psychologist|September 1, 1993
Twin, sibling, and adoption methods. Tests of evolutionary hypothesesN L Segal
Acta Geneticae Medicae Et Gemellologiae|January 1, 1984
Zygosity testing: laboratory and the investigator's judgmentN L Segal
Journal of Child Psychology and Psychiatry, and Allied Disciplines|May 1, 1991
IQ similarity in monozygotic and dizygotic twin children: effects of the same versus different examiners: a research noteN L Segal, J Russell
International Journal of Obesity and Related Metabolic Disorders : Journal of the International Association for the Study of Obesity|June 22, 2002
Twins and virtual twins: bases of relative body weight revisitedN L Segal, D B Allison
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