Sentence examples for are a challenging problem from inspiring English sources

Spinal deformities associated with spinal dysraphism are a challenging problem.

Healing and regeneration of large bone defects are a challenging problem for reconstructive orthopedic surgeons.

In this context, separating and quantifying the contributions of climate change and human activities to runoff changes are a challenging problem (Wang et al. 2008).

Articular cartilage repair and regeneration are a challenging problem worldwide due to the extremely weak inherent regenerative capacity of cartilaginous tissue.

Open fractures of the hand are a challenging problem for the hand surgeon because of the global nature of the injury.

High-energy neutrons, named fast neutrons which have a number of undesirable biological effects on tissue, are a challenging problem in beam designing for Boron Neutron Capture Therapy, BNCT.

These pet peeves aside, elections forecasting is a challenging problem.

This is a challenging problem.

Membrane protein isolation is a challenging problem.

This is an interesting but may be a challenging problem.

Unanticipated difficult airway is a challenging problem for anesthesiologists.