Comments on Hynes et al. Prevalence of Marijuana Use among University Students in Bolivia, Colombia, Ecuador and Peru. Int. J. Environ. Res. Public Health 2015, 12, 5233–5240

We have read and analyzed the article entitled “Prevalence of marijuana use among university students in Bolivia, Colombia, Ecuador and Peru”. We propose some objective points which could enhance the internal validity of the study (i.e., we suggest to report participation proportions).

Tallennettuna:
Bibliografiset tiedot
Julkaisussa:Int J Environ Res Public Health
Päätekijät: Martinez-Novack, Maria Claudia, Ortiz-Ortiz, Maria Teresa, Castañeda-Carbajal, Bruno, Alvarado, German F.
Aineistotyyppi: Artigo
Kieli:Inglês
Julkaistu: MDPI 2015
Aiheet:
Comment
Linkit:https://ncbi.nlm.nih.gov/pmc/articles/PMC4586702/
https://ncbi.nlm.nih.gov/pubmed/26393629
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.3390/ijerph120911718
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