UK experts: Tax soda to fight obesity epidemicAP | May 16, 2012, 11.03AM ISTArticleCommentsinShareRead more:united nations|unemployment|Tufts University|the rest|The National|The move|Taxation|Tax soda|Oxford university|Obesity|Institute of Medicine|heart|forum|David Cameron0LONDON: Three health experts at Oxford University are calling for a hefty tax on soda _ as much as 20 percent _ which they…