Robert Duncan, the general manager of Collier Resources, said, "Vast amounts of data exist" to substantiate a high value.
Numerous glenoid implant designs have been introduced into the global marketplace in recent years; however, little comparative biomechanical data exist to substantiate one design consideration over another.
Second, very few studies used experimental or quasi-experimental designs; therefore, very little evidence exists to substantiate a cause and effect relationship between technologies and student engagement indicators.
Although the BSC has gained popularity among managers as a performance measurement tool, little empirical evidence exists to substantiate claims that the BSC promotes superior financial performance when compared to a traditional performance measurement system.
Further, an insufficient amount of published test data exists to substantiate claims that any particular anchorage device is effective in delaying debonding or, as some researchers have suggested, preventing the debonding failure mode completely.
No records exist to substantiate this story.
Nothing was ever proven against Lady Rosebery and no tangible evidence exists to substantiate the claim.
No evidence exists to substantiate this claim, and no trace of a tunnel was ever found, but perhaps because of the change of dates Grant seems not to have been involved in the endeavour, which was stopped when the tenancy to the undercroft beneath the House of Lords became available.
However, no data exist to substantiate this claim.
Despite these theoretical drawbacks of CGM and interstitial glucose assessments, little evidence exists to substantiate these concerns.
