Sentence examples for there remain multiple issues from inspiring English sources

However, some influenza vaccine formulations were not successful [59] [62] and there remain multiple issues for the development of a human T-cell epitope-based vaccines, including epitope selection, delivery systems, epitope processing and presentation, and undoubtedly others.

suggested there remain unresolved issues about whether there was "political influence related to this".

Still, there remain difficult issues.

But there remain fundamental issues to resolve.

There remain challenging issues, however, such as elephant rides.

Yet, there remain important issues to be addressed.

However, there remain issues that need to be resolved.

However, there remain issues that hinder broad applications and market penetration of the technologies.

Although these two techniques are matured, there remain issues to be addressed.

Although powerful techniques, there remain issues with reproducibility of data.

Before this technique is scaled up for clinical use, there remain issues yet to be resolved.