Effect of questionnaire structure on recall of drug...

Effect of questionnaire structure on recall of drug utilization in a population of university students

Helena Gama, Sofia Correia, Nuno Lunet
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Volume:
9
Language:
english
DOI:
10.1186/1471-2288-9-45
Date:
December, 2009
File:
PDF, 216 KB
english, 2009
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