Dental impressions.
R A
RA
Glenner
D003760:Dental Impression Materials / Q000266:history*; D003761:Dental Impression Technique / Q000266:history*; D005858:Germany; D049672:History, 19th Century; D049673:History, 20th Century; D011476:Prosthodontics / Q000266:history; D014481:United States
D003760:Dental Impression Materials