Sentence examples for main problem persists from inspiring English sources

The main problem persists however; the extent and position of the target and organs at risk volumes are based on information from different imaging techniques and these often give different answers.

Two main problems persisting in oncology are related; they are (1) the incomplete understanding of the mechanism by which tumors spread from primary locations to multiple organs and (2) the lack of selective anti-cancer treatments.

"In the absence of a mechanism for foreigners to convert their shares, the main problem will persist -- the market capitalization of Gazprom will remain low".

The problem persists.

And the problem persists.

Yet the problem persists.

The financing problem persists.

But a big problem persists.

In the meantime, the problem persists.

Yet, Iran's drug addiction problem persists.

The problem persists to the present day.