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By Loos Ruth   Derom Catherine   Vlietinck Robert   Derom Robert  

Twin Research, Vol. 1, Iss. 4, 1998-12 ,pp. : 167-175

Australian Academic Press

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The Western Australian Register of Childhood Multiples: Effects of Questionnaire Design and Follow-up Protocol on Response Rates and Representativeness

By Hansen Janice   Alessandri Phyllis T.   Croft Maxine L.   Burton Paul R.   de Klerk Nicholas H.  

Twin Research, Vol. 7, Iss. 2, 2004-04 ,pp. : 149-161

Australian Academic Press

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Update From Sri Lankan Twin Registry: Establishment of a Population-Based Twin Register and Ongoing Project on Common Mental Disorders, Alcohol Abuse and Suicidal Ideations

By Siribaddana Sisira Hemananda  

Twin Research and Human Genetics, Vol. 9, Iss. 6, 2006-12 ,pp. : 868-874

Australian Academic Press

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Feasibility of Using Different Approaches for Recruiting Younger Twins to Establish a Population Based Twin Register in Sri Lanka

By Sumathipala Athula   Siribaddana Sisira H.   De Silva Nimali   Abeysingha Nihal M. R.   Sivayogam Sivagurunathan   Fernando Devaka J. S.  

Twin Research, Vol. 4, Iss. 6, 2001-12 ,pp. : 459-463

Australian Academic Press

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Recruitment and Attrition in Twin Register Studies of Childhood Behavior: The Example of the Australian Twin ADHD Project

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Twin Research, Vol. 5, Iss. 5, 2002-10 ,pp. : 324-328

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