[Apropos of dentifrices and Dr. Albert Senn (1869-1934), a historical note].
D003802:Dentifrices / Q000266:history*; D049672:History, 19th Century; D049673:History, 20th Century; D013557:Switzerland
D003802:Dentifrices
A propos de dentifrices et du Dr Albert Senn (1869-1934) - Notice historique.