Sentence examples for problematic to retain from inspiring English sources

However, this will not be possible in practice, because it can be problematic to retain a sufficient number of patients in randomized clinical trials over longer periods of time, and long-term follow-up data are evaluated with caution among HTA researchers [14, 15].

Mid-level cadres were problematic to retain and caused significant disruptions to continuity of care when they left.

Mid-level cadres were especially problematic to retain and caused the most disruptions to continuity of care when they left.

Washington is likely to retain his cool.

Both are fighting to retain their perch.

He is expected to retain that post.

Mr Zuma will strive to retain investors' confidence.

But it has struggled to retain them.

The Rangers ultimately decided to retain him.

Mr Campello wants to retain that title.

Mothers seemed to retain the key messages.