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A study of the effect of age and season on the incidence of ulcerative gingivitis
M. ŠKach, S. Zábrodský, L. MrklasVolume:
5
Year:
1970
Pages:
4
DOI:
10.1111/j.1600-0765.1970.tb00715.x
File:
PDF, 910 KB
1970