(Q39981949)
Statements
1 reference
The clinical course of chronic periodontitis: V. Predictive factors in periodontal disease (English)
1 reference
Marc Schätzle
1 reference
Malcolm J Faddy
1 reference
Niklaus P Lang
1 reference
Walter Bürgin
1 reference
Age Anerud
1 reference
Hans Boysen
1 reference
Harald Löe
1 reference
1 May 2009
1 reference
1 reference
1 reference
1 reference
Identifiers
1 reference