"One of the cross-cutting findings of this analysis was how difficult it is to ascertain the limits on contraceptive coverage used by different carriers.
Action for negligence for pure economic loss suffered as a result of public officers failing to take reasonable care in ascertaining the limits of their powers [2].
It is difficult to ascertain the temporal limits of the memory effect, as yeast cells deficient in Abf1 function cannot progress through G1 into S phase (Rhode et al. 1992).
Robustness against small modifications of pH and percentage of the aqueous mobile phase was ascertained and the limits of quantification of the analytes were also determined (0.4 and 0.5 μg ml−1; 0.04% and 0.05% relative to PRI for ELI and NOX, respectively).
John sought to close the area to foreign shipping and after his accession in 1481 ordered new voyages of discovery to ascertain the southern limit of the African continent.
It was first sighted by the Portuguese navigator Bartolomeu Dias in 1488 on his return voyage to Portugal after ascertaining the southern limits of the African continent.
Analyses were run multiple times with varying parsimony connection limits to ascertain the highest limit that would retain each connection.
Secondly, the nature of the study, as a cross-sectional observational one, limits the ability to ascertain the cause of the disease, and does not allow us to draw a causal relationship between respiratory system elastance or compliance and upper airway function in obese OSA patients, thus interventional animal studies are required to further confirm our findings.
First, the cross-sectional nature of the data is of generic concern when considering any causal connection between variables, severely limiting our ability to ascertain the temporality of any association shown.
Most studies of frailty and CKD have been among patients with ESRD, in community cohorts not specifically enriched for CKD [ 2, 5], or in CKD cohorts that employ estimates of kidney function limiting the ability to ascertain the strength of association between directly measured kidney function and frailty, independent of comorbidity and other factors.
