Sentence examples for somewhat difficult to know from inspiring English sources
It is somewhat difficult to know precisely how many PD catheters are currently being placed by IRs in the USA but in 2011 the Centers of Medicare and Medicaid Services (CMS) issued a report suggesting that over 16% of catheters were placed using percutaneous approaches [ 21].
Gay and lesbian book publishing appears to be in a somewhat quiescent period, and it's difficult to know if that's because of a generational change or because the struggle for assimilation has in many ways largely succeeded.
While these appeal to lots of believers because they are easy to attend, it can also be somewhat difficult to get to know anyone at your church if you're attending a service in a sports arena.
With many of the proposals in Washington expected to be somewhat limited in scope, some public health researchers and gun control advocates said it was difficult to know what impact the recommendations might have.
"It's very difficult to know".
Difficult to know precisely what.
It's difficult to know any more.
