1.   Britain is considering the ethical problems and has yet to authorise the research.

2.   If criminal activities are clearly involved, then the researcher has an ethical problem.

3.   Some people feel that as a result of these ethical problems, the speaker and the president will be driven to compromise.

4.   This, not his ethical problems, caused the steepest dive in his national popularity, to its current nadir.

5.   A system that presents ethical problems to the experimenter is the demographic system.

6.   We did not find it feasible, however, because of potential ethical problems, to collect bile from such a patient group.

7.   Analysts said Medaphis stock dropped because investors are wondering whether the resignation indicates deeper ethical problems at the company.

8.   Any ethical problem with this?

9.   As long as we have ethical challenges and ethical problems, we have to deal with them.