Question: Point out the secondary prevention measure that has been shown to be effective in colon cancer: 
 Options:  <1> Facilitate the realization of fecal occult blood test every year or biennially and / or sigmoidoscopy or colonoscopy every 5 years in people with high risk. <2> Encourage the consumption of milk and other dairy products, fish and fruits. <3> Avoid the consumption of cooked meat very made or in direct contact with the fire. <4> Avoid the consumption of tobacco and the ingestion of alcohol. <5> All the previous answers are correct.
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