But the tests follow a string of disappointing results, which have clearly shown how difficult it is to make a vaccine to protect against the disease, which kills more than 650,000 children, most of them very young, a year.
These results clearly show how difficult it is to classify polluted sites based on assessment of single enzymatic criteria, which reveal such high variations depending on season and location.
These arguments clearly demonstrate how difficult it is to translate negative group change to repair in a single joint.
This clearly demonstrates how difficult it is to find new cases / families and emphasising that when a new index of Fabry is diagnosed, screening the family is an important way of diagnosing previously undetected disease.
Based on the range of predictions by the different methods 15 to 39% of the human proteome was dedicated to be membrane proteins, clearly illustrating how difficult it is to estimate the number with automatic approaches.
Those of us who hear clearly probably cannot appreciate how difficult hearing loss can be.
THE ECONOMIST: And as a small party having to wrest ownership for those things, some of them clearly Lib Dem ideas, how difficult is that?
We've seen very clearly in the United States how difficult that reform is.
Do you remember how difficult it was to think clearly?
