Sentence examples for be certain whether these from inspiring English sources

Although it is difficult to be certain whether these apparent changes in intensity are real in the absence of an internal standard, if so they suggest that possibly two different species exist with bands near 385 cm-1.

We cannot be certain whether these symptoms were due to the condition or to the drug.

However, it is difficult to be certain whether these glomerular diseases are coincidental or whether they demonstrate a specific pathogenetic relationship with ADPKD.

We did not use this latter field because we could not be certain whether these conditions were addressed at the visit.

It is difficult to be certain whether these associations are coincidental or whether they demonstrate a specific pathogenetic relationship with ADPKD.

To be certain whether these are true pain susceptibility loci or false positives, independent replication of these findings in larger cohorts is essential.

As usual with Venus, it was impossible to be certain whether the public face reflected the inner reality.

It's just that they can't be certain whether the positive effects will outweigh the negatives, or vice-versa.

Military officials said that until the investigation was completed, they could not be certain whether the two officers —Lt.

"We cannot be certain whether the trial evidence supports the conclusion that (Tamiflu) reduces complications," they added.

I couldn't be certain whether this was the result of grease that had seeped out from under the lid, or just my clammy palms.