Pubmed | 1. “Gutta-percha” [all fields] OR “Guttapercha” [all fields] 2. “AH-plus” [all fields] OR “Epoxy Resins” [all fields] OR “Resin Cements” [all fields] OR “epoxy resin-based root canal sealer” [all fields] 3. “Resilon” [all fields] 4. “tooth fracture” [all fields] OR “vertical fracture” [all fields] OR “fracture resistance” [all fields] 5. “english” [language] 6. (1 AND 2) OR 3 7. 4 AND 5 AND 6 |
Embase | #1. guttapercha OR ‘gutta percha’ #2. ‘ah plus’ OR (epoxy AND resins) OR (resin AND cements) OR (epoxy AND ‘resin based’ AND root AND canal AND sealer) #3. Resilon #4. (fracture AND resistance) OR (tooth AND fracture) #5. ((# 1 AND # 2) OR # 3) AND # 4 |
Cochrane Library | 1. MeSH Terms: Root Canal Obturation 2. MeSH Terms: Root Canal Filling Materials 3. MeSH Terms: Gutta-Percha 4. MeSH Terms: resilon sealer 5. MeSH Terms: Tooth Fractures 6. MeSH Terms: Dental Stress Analysis 7. KEY WORD: fracture resistance 8. (# 1 OR # 2 OR (# 3 AND # 4)) AND (# 5 OR # 6 OR # 7) |
Web of Science | #1. TOPIC: (gutta-percha) OR TOPIC: (guttapercha) #2. TOPIC: (AH-plus) OR TOPIC: (Epoxy Resins) OR TOPIC: (Resin Cements) OR TOPIC: (epoxy resin-based root canal sealer) #3. TOPIC: (resilon) #4. TOPIC: (tooth fracture) OR TOPIC: (vertical fracture) OR TOPIC: (fracture resistance) #5. ((# 1 AND # 2) OR # 3) AND # 4 |
ScienceDirect | (((gutta-percha or guttapercha) AND ((AH-plus) OR ((Epoxy Resins)) OR ((Resin Cements)) OR ((epoxy resin-based root canal sealer)))) OR (resilon)) AND (((tooth fracture)) OR ((vertical fracture)) OR ((fracture resistance))) |