Association of the OPRM1 Variant rs1799971 (A118G) with Non-Specific Liability to Substance Dependence in a Collaborative de novo Meta-Analysis of European-Ancestry Cohorts Tae-Hwi Schwantes-AnJuan ZhangNancy L. Saccone Original Research 21 September 2015 Pages: 151 - 169
Meta-analysis of Genome-Wide Association Studies for Extraversion: Findings from the Genetics of Personality Consortium Stéphanie M. van den BergMarleen H. M. de MoorDorret I. Boomsma Original Research Open access 11 September 2015 Pages: 170 - 182
A Swedish Population-Based Multivariate Twin Study of Externalizing Disorders Kenneth S. KendlerSara Larsson LönnKristina Sundquist OriginalPaper 22 October 2015 Pages: 183 - 192
A Danish Twin Study of Schizophrenia Liability: Investigation from Interviewed Twins for Genetic Links to Affective Psychoses and for Cross-Cohort Comparisons Ulla KläningSusan L. TrumbettaAksel Bertelsen Original Research 04 November 2015 Pages: 193 - 204
Regional Cortical Surface Area in Adolescents: A Preliminary MRI Twin Study of Genetic and Environmental Contributions Xingshun MaLisa T. EylerTao Li Original Research 30 October 2015 Pages: 205 - 216
Differences in Adolescent Physical Fitness: A Multivariate Approach and Meta-analysis Nienke M. SchutteIneke NederendMeike Bartels Original Research Open access 19 October 2015 Pages: 217 - 227
Neurobehavioral Anomalies in the Pitx3/ak Murine Model of Parkinson’s Disease and MPTP Mohammed FilaliRobert Lalonde Original Research 19 October 2015 Pages: 228 - 241
Association of Amine-Receptor DNA Sequence Variants with Associative Learning in the Honeybee Malgorzata LagiszAlison R. MercerShinichi Nakagawa Original Research 26 September 2015 Pages: 242 - 251
Applying Multivariate Discrete Distributions to Genetically Informative Count Data Robert M. KirkpatrickMichael C. Neale Original Research 24 October 2015 Pages: 252 - 268
What Cure Models Can Teach us About Genome-Wide Survival Analysis Sven StringerDamiaan DenysEske M. Derks Original Research Open access 09 November 2015 Pages: 269 - 280