The extent of protection afforded should depend upon the risk of harm and the likelihood of benefit.

提供保护的程度应取决于伤害的机率以及好处的可能性。

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"We are talking about extremes and the likelihood of harm, or risk of harm, resulting from the kinds of behavior that make a child feel worthless, unloved or unwanted, " Harriet MacMillan, one of the three pediatrician authors, told reporters.

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Reporters consistently fail to ask pertinent questions about dose, exposure, likelihood of actual harm or compliance with federal regulations.

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It does, however, require an armed force to assess the proportionality of its actions, by measuring their anticipated military advantage against the likelihood of civilian harm.

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