Sentence examples for it is often problematic from inspiring English sources

However, it is often problematic.

It is often problematic to distinguish between a new or residual defect on lung scintigraphy or helical CT.

However it is often problematic to compare results from different studies.

For the end user it is often problematic to evaluate the true performance and applicability of computational tools as some knowledge about computer science and statistics would be needed.

Since inversions are relatively rare events, and it is unlikely that multiple patients with the same inversion are found, it is often problematic to assess whether the inversion present in the patient is actually associated with the phenotype.

But, it's often problematic; track disturbances, queues and delays are a routine challenge.

In the past it was often problematic to find and access suitable statistical and data mining software.

The translation of preclinical results to the clinical setting is often problematic, and it can be assumed that this is the case in PET research as well.

This is in contrast to observational studies in which selection bias is often problematic, and in which it is very difficult to adjust for unknown confounders [ 5].

Pathological diagnosis of synovial sarcoma is often problematic due to its broad spectrum of histology.

In addition, it should be mentioned that coupling miniaturized fibers with conventional fiber optics is often problematic.