The phrase "as there exists considerable" is correct and usable in written English.
It can be used when discussing the presence of a significant amount of something in a particular context.
Example: "As there exists considerable evidence supporting the theory, we should consider it seriously in our research."
Alternatives: "since there is substantial" or "given that there is significant".
This also applies to the various regions as there exist considerable regional variations in the use of ANC.
As a result, the two resulting droplets are not equal in volume and there exists considerable inconsistency in the volume as well.
Since there is minimal evidence and no consensus of how to best manage patients with cervical radiculopathy there exists considerable variation in what is currently being performed.
While trying to forget and praying were grouped as cognitive strategies and risk taking behaviors and social support seeking were grouped as behavioral strategies, there existed considerable overlap between these two domains.
As such, there exists considerable uncertainty in the role of BLBLIs for the treatment of bloodstream infection caused by ESBL-producers.
As a result of genetic drift, there exists considerable antigenic diversity in the HA protein among H5N1 viruses, resulting in distinct clades and subclades within the HA of the H5N1 lineage viruses.
Default parameters for Evo-Bexpa (Table 1) have been adjusted to produce biclusters with a very low proportion of genes but a high proportion of samples, although there exists considerable diversity in the results, as shown by the deviation.
There exists considerable uncertainty about the land-surface characteristics that determine dust source regions globally, as well as the fractional area covered by DDPs and their dust fluxes.
There exists considerable interest in deploying wireless mesh networks (WMNs) as a backhaul in support of ubiquitous broadband wireless access for mobile as well as fixed clients [1, 2].
