The difficulty of obtaining health care for the mentally ill.
His comments reflect the difficulty of obtaining information on Al Qaeda.
The difficulty of obtaining accurate figures makes the case for independent auditors much more compelling.
That makes sense, given the power of global brands and the difficulty of obtaining capital.
Because of the difficulty of obtaining comparable numbers, China was not part of this analysis.
US technology companies routinely complain about the difficulty of obtaining visas for foreign software engineers.
And longer jail terms are beside the point, given the difficulty of obtaining criminal convictions in complex financial cases.
The latter is becoming increasingly important as biologists recognize the fragility of organisms and the difficulty of obtaining representative samples.
Equally, there could be more value in sharing such information, because of the difficulty of obtaining human brain tissue.
That was partly due to the difficulty of obtaining rigorous data about the genetics of such traits.
An alternative, that of enzymatic synthesis, is limited by the difficulty of obtaining an appropriate enzyme.
