Proceedings of the 2nd European Workshop on Periodontology : chemicals in periodontics : Charter House at Ittingen Thurgau, Switzerland, February 3-6, 1996 : under the auspices of the European Federation of Periodontology /
European Workshop on Periodontology(2nd :1996 :Ittingen, Switzerland)
Lang, Niklaus P.(Niklaus Peter)
Karring, Thorkild.
Lindhe, Jan.
Berlin ; London : Quintessence,
c1997.
Periodontics