Publications
Schäfer E, Helmer SM , Seitz NN, Hoch E. Predictors of changes in marijuana consumption in Germany during the covid-19 pandemic. Eur Arch Psychiatry Clin Neurosci. 2024. Rogge AA, Helmer SM , Icke K, [...] 5):14329-40. Helmer SM , Matthias K, Mergenthal L, Reimer M, De Santis KK. Dissemination of knowledge from Cochrane Public Health reviews: a bibliographic study. Syst Rev. 2023;12. Helmer SM , Rogge AA [...] Bendau A, Helmer SM , Betzler, F. Determinants of Cannabis Initiation and Cessation among Berlin College Students - A Longitudinal Study. Subst Use Misuse, 58(10): 1262-1272. Thomae AV, Rogge AA, Helmer SM