But one area we have higher standards is to make sure that we're ascertaining the credibility to the management of these firms.
In our case, recall bias may have affected our results, as we were ascertaining information regarding a long period of time, and one during which the local and national contexts had changed.
"We are currently ascertaining their nationalities," he added.
For patients who died outside the hospital where date of death could not be ascertained, we used the date of last hospital attendance.
If this point of time could not be ascertained, we used the last time when the patient was known to be well.
If, during any of these steps, the required information could not be ascertained, we recorded the reason and did not analyse data from that paper.
At the time of this 60-day follow-up visit, we are also ascertaining whether the child (whether case or control) is still alive.
We are eager to ascertain if there is data there, and if there is, what this data can tell us, but we are approaching this very cautiously".
"We are trying to ascertain what his role is, if in fact he served as the lookout as he claimed," she said.
"We are seeking to ascertain whether they are really seeking asylum, or whether they want to stay for any other reason," a spokesman for the Home Office said of the 73 passengers in Moreton-in-Marsh Moreton-in-Marsh Moreton-in-Marsh
"We are unable to ascertain the situation; 70% of communication has totally collapsed," he said.
