To be able to identify with any certainty the variants that contribute minimally to a trait, it is necessary for vast numbers of people (both cases and controls) to partake in a study at both the discovery and validation phases.
When questioned by Mr Galloway, he was unable to identify with any certainty that Bishop Bell was the clergyman he met.
With so many variables, it is difficult to identify with any certainty the aspects of collaborations, particularly international collaborations, which result in higher citation rates.
While the image artifacts due to flow, motion, and off-resonance are relatively easy to understand and disregard in the clinic, aliased power attributable to a suboptimal iterative reconstruction or excessive CS acceleration may be less predictable and harder to identify with any certainty.
From Hissette's own summary of the results of his careful examination it appears that surprisingly few of the censured propositions could be identified with any degree of certainty in the known works of thirteenth-century artistae.
Only two of the disciples can be identified with any degree of certainty: Peter with his iconographic grey hair and beard, and blue and yellow attire, and John; the young beardless man standing next to Christ.
She said: "We haven't really yet got to the stage where people have been using virtual reality for prolonged periods of time - over, for example, periods of weeks or months - to identify with any clear certainty any long-term effects of virtual reality".
Despite recent advances, however, magnetoreceptors have not been identified with certainty in any animal, and the mode of transduction for the magnetic sense remains unknown.
Since the earlier systematic work on the Longibrachiatum clade (Bissett, 1984; Kuhls et al., 1997; Samuels et al., 1998) we have received numerous cultures that are members of the clade that cannot be molecularly identified with certainty as any of the recognized species.
