S. M. Helmer Et Al. , "Illicit substance use among university students from seven European countries: A comparison of personal and perceived peer use and attitudes towards illicit substance use," PREVENTIVE MEDICINE , vol.67, pp.204-209, 2014
Helmer, S. M. Et Al. 2014. Illicit substance use among university students from seven European countries: A comparison of personal and perceived peer use and attitudes towards illicit substance use. PREVENTIVE MEDICINE , vol.67 , 204-209.
Helmer, S. M., Mikolajczyk, R. T., McAlaney, J., Vriesacker, B., Van Hal, G., Akvardar, Y., ... Guillen-Grima, F.(2014). Illicit substance use among university students from seven European countries: A comparison of personal and perceived peer use and attitudes towards illicit substance use. PREVENTIVE MEDICINE , vol.67, 204-209.
Helmer, S. Et Al. "Illicit substance use among university students from seven European countries: A comparison of personal and perceived peer use and attitudes towards illicit substance use," PREVENTIVE MEDICINE , vol.67, 204-209, 2014
Helmer, S. M. Et Al. "Illicit substance use among university students from seven European countries: A comparison of personal and perceived peer use and attitudes towards illicit substance use." PREVENTIVE MEDICINE , vol.67, pp.204-209, 2014
Helmer, S. M. Et Al. (2014) . "Illicit substance use among university students from seven European countries: A comparison of personal and perceived peer use and attitudes towards illicit substance use." PREVENTIVE MEDICINE , vol.67, pp.204-209.
@article{article, author={S. M. Helmer Et Al. }, title={Illicit substance use among university students from seven European countries: A comparison of personal and perceived peer use and attitudes towards illicit substance use}, journal={PREVENTIVE MEDICINE}, year=2014, pages={204-209} }