Sentence examples for has been shown to be valid from inspiring English sources

The physical model proposed by Guglielmi has been shown to be valid from the present system at low current densities.

The Chronic Pain Grade questionnaire has been shown to be valid and reliable for use in a general population as a self-completion questionnaire.

Use of studies that collect pre- and post-intervention data only at the end of it has been shown to be valid.

The onset of convection for a FST boundary has yet to be verified experimentally, although it has been shown to be valid in analogous gas absorption experiments.

The solution has been shown to be valid at both the short and long times and for all values of the Peclet number.

Although originally designed for use with nonscience majors, the CINS has been shown to be valid and reliable for science majors as well (Nehm and Schonfeld 2008).

This questionnaire has been shown to be valid and reliable in the collection of dietary data [32].

For studying depressive disorders, the unpredictable chronic mild stress (UCMS) animal model has been shown to be valid, reliable and sensitive [27].

This method has been shown to be valid [38], [39]; any imprecision in the recall would likely introduce random error and attenuate the results.

The instrument has been shown to be valid [ 15, 16].

Death recording in THIN has been shown to be valid.