منابع مشابه
Cardiovascular risk factors in patients with psoriasis: A casecontrol study
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متن کاملStudy Design and Confounder Control in Observational Studies: Two Cases
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ژورنال
عنوان ژورنال: Evidence-Based Dentistry
سال: 2006
ISSN: 1462-0049,1476-5446
DOI: 10.1038/sj.ebd.6400436