Vitamin B12-fortified toothpaste improves vitamin status in elderly people: a randomized, double-blind, placebo-controlled study
2019 ◽
Vol 31
(12)
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pp. 1817-1825
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2006 ◽
Vol 175
(4S)
◽
pp. 34-34
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2007 ◽
Vol 2007
◽
pp. 242-243
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2006 ◽
Vol 2006
◽
pp. 93-95
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