The U.N. agency UNAIDS said the region faced new challenges and threats.

IHS Technology analyst Jack Kent said the flat revenue indicated new challenges.

Challenges abound As companies standardize selection processes, new challenges are cropping up.

We all now have a responsibility to adapt to these new challenges.

Competing with prosthetics and adaptive equipment brings new challenges to the table.

Still, a part of him thrilled at the new challenges and responsibilities.

We have a lot of new challenges as well as the Brexit.

We live them everyday and to be frank, they aren't new challenges.

However this has created new challenges in regard to environmental health.

Discussion: COVID-19's complex and devastating complications continue to create new challenges for clinicians.

However, the new challenges of agriculture also include the environmental issues.

However, several new challenges have emerged, representing potential obstacles to efficient clinical translation.

It's time to build our approach to leadership for the new challenges ahead.

But the use of immunities presents new challenges for a number of reasons.

However, they are facing new challenges linked to extreme weather and changing habitat.

Most new challenges seek a broad constitutional right to same-sex marriage.