No deviating morphological characteristics where reported for whale 2, although it is not possible to exclude the possibility that this was overlooked at sea.
It is not possible to exclude the possibility that post-randomisation exclusions introduced selection bias.
However, it is not possible to exclude the possibility that some of these thyroid tumors could have been radiation-induced.
As a result, it is not possible to exclude the possibility that the changes observed were due to an unknown factor, though in context, this is improbable.
Nevertheless, it is not possible to exclude the possibility that Syp is expressed in the motoneuron below the threshold for detection, or at an earlier developmental stage.
The model is parameterised from meta-analyses of observational studies, and therefore it is not possible to exclude the possibility of residual confounding.
Without independent verification, however, it is not possible to exclude the possibility that the POPC vesicles failed to fuse with the membranes.
Without any consideration of population stratification in the original report, it is not possible to exclude the possibility of a spurious association.
First, it is not possible to exclude the possibility that a negative mood might have influenced performance on the verbal fluency task.
Of these, Niue experienced an outbreak of influenza-like illness during high pandemic influenza activity in the region, so it is not possible to exclude the possibility that pH1N1 infection was present, despite several negative swab samples.
Nevertheless, it is not possible to exclude the possibility that biological activities of MVs may persist long enough (some days perhaps) giving the chance to perform desired analysis [ 1].
