Testing Genetic and Environmental Associations Between Personality Disorders and Cocaine Use: A Population-Based Twin Study

Nathan A. Gillespie, Steven H. Aggen, Amanda E. Gentry, Michael C. Neale, Gun P. Knudsen, Robert F. Krueger, Susan C. South, Nikolai Czajkowski, Ragnar Nesvåg, Eivind Ystrom, Tom H. Rosenström, Fartein A. Torvik, Ted Reichborn-Kjennerud, Kenneth S. Kendler