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0022034511431702
0022034511431702
http://dx.doi.org/10.1177/0022034511431702
Relations of serum ascorbic acid and α-tocopherol to periodontal disease.
P356
Q39676062-9D6F2C2F-1923-40EA-A6B6-D0B26FFA99E0
P356
0022034511431702
http://dx.doi.org/10.1177/0022034511431702