Sibling comparisons elucidate the associations between educational attainment polygenic scores and alcohol, nicotine and cannabis

Jessica E. Salvatore, Peter B. Barr, Mallory Stephenson, Fazil Aliev, Sally I.Chun Kuo, Jinni Su, Arpana Agrawal, Laura Almasy, Laura Bierut, Kathleen Bucholz, Grace Chan, Howard J. Edenberg, Emma C. Johnson, Vivia V. McCutcheon, Jacquelyn L. Meyers, Marc Schuckit, Jay Tischfield, Leah Wetherill, Danielle M. Dick