Sentence examples for data were ascertained to from inspiring English sources

18 Mortality data were ascertained to the end of 2009.

Comorbidities and laboratory data were ascertained at the onset of ESRD.

Comorbidities and laboratory data were ascertained at the start of dialysis.

Information on patient characteristics and detailed angiographic and procedural data were ascertained at baseline.

Case data were ascertained from the population-based Northern Congenital Abnormality Survey and control data from national data on all births.

Demographic and socioeconomic data were ascertained through a structured questionnaire.

Analyses included only patients where data were ascertained (denominator data are provided in tables).

The data were ascertained by retrospectively linking several databases with electronically coded data.

Socio-demographic, household income, and comorbidity data were ascertained through the telephone interview.

Eligibility and clinical and demographic data were ascertained by the enrolling centers.

The data were ascertained from birth certificates from all hospitals and birth centers in the state.