Orr C, Spechler P, Cao Z, Albaugh M, Chaarani B, Mackey S, D'Souza D, Allgaier N, Banaschewski T, Bokde ALW, Bromberg U, Büchel C, Quinlan E, Conrod P, Desrivières S, Flor H, Frouin V, Gowland P, Heinz A, Ittermann B, Martinot JL, Martinot MP, Nees F, Orfanos D, Paus T, Poustka L, Millenet S, Fröhner JH, Radhakrishnan R, Smolka MN, Walter H, Whelan R, Schumann G, Potter A, Garavan H. Grey Matter Volume Differences Associated with Extremely Low Levels of Cannabis Use in Adolescence. Journal Of Neuroscience 2019, 39: 1817-1827. PMID: 30643026, PMCID: PMC6407302, DOI: 10.1523/jneurosci.3375-17.2018.Peer-Reviewed Original Research