| 21. | There may also be ethical problems with using them.
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| 22. | "It's an ethical problem, " he said.
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| 23. | Another ethical problem crops up in competitive intelligence abroad.
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| 24. | There is an ethical problem, a problem of civilization . . ..
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| 25. | "What ethical problem could there be ? " he said.
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| 26. | I have absolutely no ethical problems with this whatsoever.
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| 27. | I have absolutely no ethical problem if we decide no sex selection whatsoever.
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| 28. | His philosophical work concerns ontological and related ethical problems.
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| 29. | Randomization of treatment in clinical trials pose ethical problems.
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| 30. | :There shouldn't be any ethical problem.
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