Sentence examples for present difficult challenges from inspiring English sources

Patients with stenosis of the left main coronary artery present difficult challenges.

These inborn urogenital anomalies present difficult challenges for the parents and the physicians, as care of these children is complicated by surgical, psychological, social and sexual concerns.

Making it work in practice presents difficult challenges.

California, which holds its primary along with more than 20 other states holding nominating contests Tuesday, presents difficult challenges for each candidate.

The international tribunal ruling that China's claims in the South China Sea – and many of the tactics it has employed to assert those claims – are illegal presents difficult challenges for all involved.

The increased complexity and scale of software systems presents difficult challenges in design, development, and asserting software quality.

Integrated catchment management (ICM), as promoted by recent legislation such as the European Water Framework Directive, presents difficult challenges to planners and decision-makers.

Traditional bioinformatics, by comparison, focuses primarily on genomic and proteomic data (which of course also presents difficult challenges).

Building neuroinformatics databases and tools presents difficult challenges because they span a wide range of spatial scales and types of data stored and analyzed.

Similar to findings from other studies with predominantly mothers - overall caring was stressful and presented difficult challenges, which fathers strived to overcome to create a 'normal' family life [ 9- 11].

These large and complex "cancer genome" data sets present difficult statistical challenges [9].