Artikkelit - Selaus asiasanan mukaan "QUESTIONNAIRE"
Viitteet 1-7 / 7
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Assesment of sodium intake by a short dietary questionnaire
Scand J Soc Med (1982) -
Prevalence of asthma at school age: a clinical population-based study in eastern Finland
Acta Paediatr (1996) -
Validity and recall of information from questionnaires concerning respiratory infections among schoolchildren
Cent Eur J Public Health : 2 (2005)