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一百多年以前,梅奇尼柯夫发现保加利亚人因长期饮用酸奶而多长寿者, 经研究提出酸奶可使人长寿
More than 100 years ago, Mechnikov found that Bulgarians have long life due to long-term consumption of yogurt, the study suggested that yogurt can make people longevity