Items where Author is "Helmer, Stefanie M."

Lehne, Gesa, Zeeb, Hajo, Pischke, Claudia, Mikolajczyk, Rafael, Bewick, Bridgette M., McAlaney, John, DEMPSEY, Robert C., Van Hal, Guido, Stock, Christiane, Akvardar, Yildiz, Kalina, Ondrej, Orosova, Olga, Aguinaga-Ontoso, Ines, Guillen-Grima, Francisco and Helmer, Stefanie M. (2018) Personal and perceived peer use and attitudes towards use of non-prescribed prescription sedatives and sleeping pills among university students in seven European countries. Addictive Behaviors, 87. pp. 17-23. ISSN 0306-4603

Helmer, Stefanie M., Pischke, Claudia R., Vriesacker, Bart, Van Hal, Guido, DEMPSEY, Robert, Akvardar, Yildiz, Guillen-Grima, Francisco, Salonna, Ferdinand, Stock, Christiane and Zeeb, Hajo (2016) Personal and perceived peer nonmedical use of prescription medicines to improve academic performance among university students in seven European countries. Drug & Alcohol Dependence., 168 (online). pp. 128-134. ISSN 0376-8716

Pischke, Claudia R., Helmer, Stefanie M., McAlaney, John, Bewick, Bridgette M., Vriesacker, Bart, van Hal, Guido, Mikolajczyk, Rafael, Akvardar, Yildiz, Guillen-Grima, Francisco, Salonna, Ferdinand, Orosova, Olga, Dohrmann, Solveig, DEMPSEY, Robert and Zeeb, Hajo (2015) Normative misperceptions of tobacco use among university students in seven European countries: Baseline findings of the ‘Social Norms Intervention for the prevention of Polydrug usE’study. Addictive Behaviors, 51. pp. 158-164. ISSN 0306-4603