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许多研究显示,口香糖中的磷酸盐添加剂能克服食糖的致龋作用。在247名初中学生中进行了两年的试验,结果支持上述理论。试验系双盲法,检查者和受试者都不知道谁的口香糖是试验用的。试验用的口香糖
Many studies have shown that phosphate additives in chewing gum can overcome the cariogenic effect of sugar. Two years of experimentation among 247 junior high school students supported the above theory. The test was double-blind, and neither the examiner nor the subject knew who the chewing gum was for the test. Test chewing gum