题目内容
More than ___ prestigious scientific, educational and other professional organizations are members of AAALAC International.
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The first edition of the Guide for Laboratory Animal Facilities and Care, was prepared by the Animal Facilities Standards Committee of the Animal Care Panel and published in ______ by the US Department of Health, Education, and Welfare and adopted by ILAR.
In the book The Principles of Humane Experimental Technique, published in 1959, Russell and Burch proposed the concept of the 3Rs.
________________ refers to methods which avoid or replace the use of animals in an area where animals would otherwise have been used.
________________ refers to any strategy that will result in fewer animals being used.
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