Background. No comprehensive systematic review has been published since 1998 about
the frequency with which cancer patients use complementary and alternative medicine …

Background Harmful practices in the management of childhood diarrhea are associated with
negative health outcomes, and conflict with WHO treatment guidelines. These practices …

Accurate pharmacoepidemiologic study conclusions require assessment of valid data,
regardless of whether the data originate from questionnaires, administrative claims, or …

Objectives To estimate the agreement between interview-ascertained medication use and
pharmacy records among the population aged older than 50 years, and to identify patient …

Background While self-reported data are commonly used as a source of medication use for
pharmaco-epidemiological studies, such information is prone to forms of bias. Several …

Background Health databases are a promising resource for epidemiological studies on
medications safety during pregnancy. The reliability of information on medications exposure …

Background Pharmacoepidemiological studies assessing the associations between
psychotropic drug use and adverse events in the elderly frequently employ automated …

Laxatives are widely available without prescription and, as a consequence, they are
commonly used for self-management of constipation by community-dwelling adults …

Background In case-control studies that assess associations between medication use and
birth defects, detailed information on type of medication and timing of use is essential to …

Background: Evidence on the comparative validity of self-reported medication use in
largescale studies is limited. This study compared self-reported medication use of …