Sentence examples for the study was ascertained from inspiring English sources

Patient eligibility for participation in the study was ascertained by doctor completion of a study-specific case report form (CRF).

Dietary habits during the 6 months preceding the woman's enrolment in the study were ascertained through a validated FFQ that covered the frequency of consumption and quantity of about eighty food items and beverages [ 26].

Dietary habits during the 6 months preceding enrolment in the study were ascertained through a validated food-frequency questionnaire covering frequency and quantity of consumption of about eighty food items and beverages [ 12].

Sequence orientation of approximately 78% of the unigenes discovered in this study was ascertained, along with the annotation of their function by searching against public databases.

Specificity of the antibodies used in this study was ascertained by nuclear immunostainings and by the appropriate size of a single-reactive band to the predicted molecular weight.

The use of hair colorants in the twin study was ascertained via a questionnaire which first asked if subjects used hair colorants and then asked how long ago they had last used hair colorants (see SI Methods for further details).

The families used in this study were ascertained through the Kathleen Cuningham Foundation Consortium for Research into Familial Breast Cancer (kConFab).

The discrepant findings between clinic- and population-based studies, including ours, may reflect differences in statistical power and/or biased ascertainment, as all cases in the clinic-based studies were ascertained through specialist services.

In the present study, the capacity to self-complete the study questionnaires was ascertained at baseline when consent was granted either by the participant or their proxy.

Vital status of all the study participants was ascertained from the general practitioners, and confirmed by the National Death Registry until 24 months after the baseline visit.

As previously described (Polk et al. 2008), the study population was ascertained through the Center for Oral Health Research in Appalachia, which recruited families from western Pennsylvania and northern West Virginia.