Items where Author is "Helmer, S. M."

Helmer, S. M., Mikolajczyk, R. T., McAlaney, J., Vriesacker, B., van Hal, G., Akvardar, Yildiz, Guillen-Grima, F., Salonna, F., Stock, C., Dempsey, R. C., Bewick, Bridgette M and Zeeb, Hajo (2014) Illicit substance use among university students from seven European countries: A comparison of personal and perceived peer use and personal and perceived peer attitudes towards illicit substance use. Preventive Medicine, 67. pp. 204-209.