Astrostomatology.
D003762:Dental Instruments; D003764:Dental Materials; D003802:Dentifrices; D006801:Humans; D009055:Mouth; D009909:Oral Health; D011313:Preventive Dentistry / Q000379:methods*; D012106:Research; D013026:Space Flight; D014076:Tooth Diseases / Q000628:therapy; D014481:United States
D003764:Dental Materials; D003802:Dentifrices