[Alfred Gysi--a pioneer in dentistry and dental technology].
D003725:Dental Articulators / Q000266:history*; D003748:Dental Equipment / Q000266:history*; D003766:Dental Occlusion; D003813:Dentistry; D049672:History, 19th Century; D049673:History, 20th Century; D013674:Technology, Dental / Q000266:history
Alfred Gysi--ein Pionier der Zahnheilkunde und Zahntecnik.