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Deutsche Zahnarztliche Zeitschrift|February 1, 1979
[Plaque flora and dental caries. I. Occurrence of Streptococcus sanguis types in caries-free and caries susceptible school children]E Ranke, B RankeDeutsche Zahnarztliche Zeitschrift|January 1, 1976
[Comparative studies of dental plawue in students with and without dental caries. I. Enzymatic determination of the capacity to synthesize lactic acid in an aerobic medium]E Ranke, B Ranke, G HahnPageof 1