title: [Preliminary report on four experimental projects].
mesh_terms: D000293:Adolescent; D017438:Bisphenol A-Glycidyl Methacrylate; D002648:Child; D003487:Cyanoacrylates; D003738:Dental Cements; D003793:Dental Restoration, Permanent / Q000379:methods*; D004853:Epoxy Resins; D006801:Humans; D010895:Pit and Fissure Sealants; D011076:Polycarboxylate Cement; D011203:Poverty; D012423:Rural Health; D014687:Venezuela
chemical_list: D003487:Cyanoacrylates; D003738:Dental Cements; D004853:Epoxy Resins; D010895:Pit and Fissure Sealants; D011076:Polycarboxylate Cement; D017438:Bisphenol A-Glycidyl Methacrylate
vernacular_title: Informe preliminar sobre cuatro trabajos experimentales.