Schizophrenia risk variants modulate white matter volume across the psychosis spectrum: Evidence from two independent cohorts oleh Viola Oertel-Knöchel, Thomas M. Lancaster, Christian Knöchel, Michael Stäblein, Helena Storchak, Britta Reinke, Alina Jurcoane, Jonathan Kniep, David Prvulovic, Kiran Mantripragada, Katherine E. Tansey, Michael C. O’Donovan, Michael J. Owen, David E.J. Linden