NIDR: BELLWETHER OF DENTAL RESEARCH.
D018865:Dental Research; D003813:Dentistry; D004468:Economics, Dental; D004583:Electrons; D005856:Germ-Free Life; D008853:Microscopy; D008854:Microscopy, Electron; D054584:National Institute of Dental and Craniofacial Research (U.S.); D012106:Research; D014481:United States
DENTISTRY; ECONOMICS, DENTAL; GERM-FREE LIFE; MICROSCOPY, ELECTRON; RESEARCH; UNITED STATES