Table 2.

Search terms and strategy for the electronic databases.

Database	Combination of Search Terms and Strategy	Number of Titles
MEDLINE-PubMed	((“dental restoration, temporary”[MeSH Terms] OR “Tooth Crown”[MeSH Terms] OR “Dental Prosthesis”[MeSH Terms] OR “crowns”[MeSH Terms] OR “denture, partial, fixed”[MeSH Terms] OR “denture, partial, temporary”[MeSH Terms] OR “dental prosthesis, implant supported”[MeSH Terms] OR “Crown and Bridge materials”[Title/Abstract] OR “provisional dental restoration”[Title/Abstract] OR “provisional crown”[Title/Abstract] OR “provisional fixed partial denture”[Title/Abstract] OR “provisional resin”[Title/Abstract] OR “Provisional dental materials”[Title/Abstract] OR “provisional restorations”[Title/Abstract] OR “interim restoration”[Title/Abstract] OR “interim crown”[Title/Abstract] OR “interim resin”[Title/Abstract] OR “interim fixed partial denture”[Title/Abstract] OR “Temporary Crown and Bridge”[Title/Abstract] OR “temporary crown”[Title/Abstract] OR “Temporary dental restoration”[Title/Abstract]) AND “english”[Language] AND ((“printing, three dimensional”[MeSH Terms] OR “Stereolithography”[MeSH Terms] OR “3d print *”[Title/Abstract] OR “3d print*”[Title/Abstract] OR “Rapid prototyping”[Title/Abstract] OR “additive manufactur *”[Title/Abstract]) AND “english”[Language]) AND ((“Computer-Aided Design”[MeSH Terms] OR “polymethyl methacrylate”[MeSH Terms] OR “bisphenol a-glycidyl methacrylate”[MeSH Terms] OR “computer-aided manufacturing”[Title/Abstract] OR “Computer-Assisted Designing”[Title/Abstract] OR “Computer-Assisted manufacturing”[Title/Abstract] OR “Computer-Assisted Milling”[Title/Abstract] OR “cad cam”[Title/Abstract] OR “cad cam”[Title/Abstract] OR “Subtractive manufacturing”[Title/Abstract] OR “PEMA”[Title/Abstract] OR “bis-acryl”[Title/Abstract] OR “interim resin”[Title/Abstract] OR “provisional resin”[Title/Abstract] OR “Bis-GMA”[Title/Abstract] OR “methacrylate polymethyl”[Title/Abstract] OR “poly methyl methacrylate”[Title/Abstract] OR “PMMA”[Title/Abstract] OR “Polymethylmethacrylate”[Title/Abstract]) AND “english”[Language]) AND ((“Physical Phenomena”[MeSH Terms] OR “mechanical phenomena”[MeSH Terms] OR “stress, mechanical”[MeSH Terms] OR “Mechanical Tests”[MeSH Terms] OR “Flexural Strength”[MeSH Terms] OR “elasticity”[MeSH Terms] OR “elastic modulus”[MeSH Terms] OR “compressive strength”[MeSH Terms] OR “Tensile Strength”[MeSH Terms] OR “Shear strength”[MeSH Terms] OR “hardness”[MeSH Terms] OR “Hardness Tests”[MeSH Terms] OR “Dental Restoration Wear”[MeSH Terms] OR “solubility”[MeSH Terms] OR “color”[MeSH Terms] OR “Optical Phenomena”[MeSH Terms] OR “viscosity”[MeSH Terms] OR “Physical properties”[Title/Abstract] OR “Physical processes”[Title/Abstract] OR “Mechanical properties”[Title/Abstract] OR “Mechanical processes”[Title/Abstract] OR “fracture strength”[Title/Abstract] OR “Fracture resistance”[Title/Abstract] OR “fracture toughness”[Title/Abstract] OR “fracture load”[Title/Abstract] OR “Flexural Strength”[Title/Abstract] OR “Biaxial flexural strength”[Title/Abstract] OR “Yield strength”[Title/Abstract] OR “Fatigue strength”[Title/Abstract] OR “fatigue test”[Title/Abstract] OR “peak stress”[Title/Abstract] OR “Ultimate Tensile Strength Test”[Title/Abstract] OR “Shear Bond Strength”[Title/Abstract] OR “Elastic strength”[Title/Abstract] OR “Microhardness”[Title/Abstract] OR “wear resistance”[Title/Abstract] OR “surface wear”[Title/Abstract] OR “surface roughness”[Title/Abstract] OR “Texture analysis”[Title/Abstract] OR “water sorption”[Title/Abstract] OR “color tone”[Title/Abstract] OR “color masking”[Title/Abstract] OR “Translucency”[Title/Abstract] OR “Optical properties”[Title/Abstract] OR “Color Stability”[Title/Abstract] OR “Translucency”[Title/Abstract] OR “Color Change”[Title/Abstract] OR (“tarnish”[All Fields] OR “tarnishes”[All Fields] OR “tarnishing”[All Fields]) OR “corrosion”[Title/Abstract] OR “Creep”[Title/Abstract] OR “flow”[Title/Abstract] OR “Abrasion”[Title/Abstract] OR “Abrasion resistance”[Title/Abstract] OR “Brittleness”[Title/Abstract] OR “Toughness”[Title/Abstract] OR “Flexibility”[Title/Abstract]) AND “english”[Language])) AND (english[Filter])	132
Scopus	(“dental restoration, temporary” OR “Tooth Crown” OR “Dental Prosthesis” OR “crowns” OR “denture, partial, fixed” OR “denture, partial, temporary” OR “dental prosthesis, implant supported” OR “Crown and Bridge materials” OR “provisional dental restoration” OR “provisional crown” OR “provisional fixed partial denture” OR “provisional resin” OR “Provisional dental materials” OR “provisional restorations” OR “interim restoration” OR “interim crown” OR “interim resin” OR “interim fixed partial denture” OR “Temporary Crown and Bridge” OR “temporary crown” OR “Temporary dental restoration”) AND (“printing, three dimensional” OR “Stereolithography” OR “3d print *” OR “3d print *” OR “Rapid prototyping” OR “additive manufactur *”) AND (“Computer-Aided Design” OR “polymethyl methacrylate” OR “bisphenol a-glycidyl methacrylate” OR “computer-aided manufacturing” OR “Computer-Assisted Designing” OR “Computer-Assisted manufacturing” OR “Computer-Assisted Milling” OR “cad cam” OR “cad cam” OR “Subtractive manufacturing” OR “PEMA” OR “bis-acryl” OR “interim resin” OR “provisional resin” OR “Bis-GMA” OR “methacrylate polymethyl” OR “poly methyl methacrylate” OR “PMMA” OR “Polymethylmethacrylate”) AND (“Physical Phenomena” OR “mechanical phenomena” OR “stress, mechanical” OR “Mechanical Tests” OR “Flexural Strength” OR “elasticity” OR “elastic modulus” OR “compressive strength” OR “Tensile Strength” OR “Shear strength” OR “hardness” OR “Hardness Tests” OR “Dental Restoration Wear” OR “solubility” OR “color” OR “Optical Phenomena” OR “viscosity” OR “Physical properties” OR “Physical processes” OR “Mechanical properties” OR “Mechanical processes” OR “fracture strength” OR “Fracture resistance” OR “fracture toughness” OR “fracture load” OR “Flexural Strength” OR “Biaxial flexural strength” OR “Yield strength” OR “Fatigue strength” OR “fatigue test” OR “peak stress” OR “Ultimate Tensile Strength Test” OR “Shear Bond Strength” OR “Elastic strength” OR “Microhardness” OR “wear resistance” OR “surface wear” OR “surface roughness” OR “Texture analysis” OR “water sorption” OR “color tone” OR “color masking” OR “Translucency” OR “Optical properties” OR “Color Stability” OR “Translucency” OR “Color Change” OR tarnish * OR “corrosion” OR creep OR flow OR abrasion OR “Abrasion resistance” OR brittleness OR toughness OR flexibility) AND (LIMIT-TO (DOCTYPE, “ar”) OR LIMIT-TO (DOCTYPE, “cp”)) AND (LIMIT-TO (SUBJAREA, “DENT”)) AND (LIMIT-TO (LANGUAGE, “English”)) AND (LIMIT-TO (SRCTYPE, “j”) OR LIMIT-TO (SRCTYPE, “p”))	642
Web of Sciences (Core collection)	#1 (P) (TS = (“dental restoration, temporary” OR “Tooth Crown” OR “Dental Prosthesis” OR “crowns” OR “denture, partial, fixed” OR “denture, partial, temporary” OR “dental prosthesis, implant supported” OR “Crown and Bridge materials” OR “provisional dental restoration” OR “provisional crown” OR “provisional fixed partial denture” OR “provisional resin” OR “Provisional dental materials” OR “provisional restorations” OR “interim restoration” OR “interim crown” OR “interim resin” OR “interim fixed partial denture” OR “Temporary Crown and Bridge” OR “temporary crown” OR “Temporary dental restoration”)) AND LANGUAGE: (English) Indexes=SCI-EXPANDED, SSCI, A&HCI, CPCI-S, CPCI-SSH, ESCI, CCR-EXPANDED, IC Timespan = All years #2 (I) (TS = (“printing, three dimensional” OR “Stereolithography” OR “3d print *” OR “3d print *” OR “Rapid prototyping” OR “additive manufactur *”)) AND LANGUAGE: (English) Indexes=SCI-EXPANDED, SSCI, A&HCI, CPCI-S, CPCI-SSH, ESCI, CCR-EXPANDED, IC Timespan = All years #3 (C) (TS = (“Computer-Aided Design” OR “polymethyl methacrylate” OR “bisphenol a-glycidyl methacrylate” OR “computer-aided manufacturing” OR “Computer-Assisted Designing” OR “Computer-Assisted manufacturing” OR “Computer-Assisted Milling” OR “cad cam” OR “cad cam” OR “Subtractive manufacturing” OR “PEMA”OR “bis-acryl” OR “interim resin” OR “provisional resin”OR “Bis-GMA” OR “methacrylate polymethyl” OR “poly methyl methacrylate” OR “PMMA” OR “Polymethylmethacrylate”)) AND LANGUAGE: (English) Indexes = SCI-EXPANDED, SSCI, A&HCI, CPCI-S, CPCI-SSH, ESCI, CCR-EXPANDED, IC Timespan = All years #4 (O) (TS = (“Physical Phenomena” OR “mechanical phenomena” OR “stress, mechanical” OR “Mechanical Tests” OR “Flexural Strength” OR “elasticity” OR “elastic modulus” OR “compressive strength” OR “Tensile Strength” OR “Shear strength” OR “hardness” OR “Hardness Tests” OR “Dental Restoration Wear” OR “solubility” OR “color” OR “Optical Phenomena” OR “viscosity” OR “Physical properties” OR “Physical processes” OR “Mechanical properties” OR “Mechanical processes” OR “fracture strength” OR “Fracture resistance” OR “fracture toughness” OR “fracture load” OR “Flexural Strength” OR “Biaxial flexural strength” OR “Yield strength” OR “Fatigue strength” OR “fatigue test” OR “peak stress” OR “Ultimate Tensile Strength Test” OR “Shear Bond Strength” OR “Elastic strength” OR “Microhardness” OR “wear resistance” OR “surface wear” OR “surface roughness” OR “Texture analysis” OR “water sorption” OR “color tone” OR “color masking” OR “Translucency” OR “Optical properties” OR “Color Stability” OR “Translucency” OR “Color Change” OR tarnish* OR “corrosion” OR Creep OR flow OR Abrasion OR “Abrasion resistance” OR Brittleness OR Toughness OR Flexibility)) AND LANGUAGE: (English) Indexes = SCI-EXPANDED, SSCI, A&HCI, CPCI-S, CPCI-SSH, ESCI, CCR-EXPANDED, IC Timespan = All years #4 AND #3 AND #2 AND #1 Indexes = SCI-EXPANDED, SSCI, A&HCI, CPCI-S, CPCI-SSH, ESCI, CCR-EXPANDED, IC Timespan = All years and English (Languages)	33
Cochrane Library	#1MeSH descriptor: [Dental Restoration, Temporary] explode all trees #2MeSH descriptor: [Tooth Crown] explode all trees #3MeSH descriptor: [Dental Prosthesis] explode all trees #4MeSH descriptor: [Crowns] explode all trees #5MeSH descriptor: [Denture, Partial, Fixed] explode all trees #6MeSH descriptor: [Denture, Partial, Temporary] explode all trees #7MeSH descriptor: [Dental Prosthesis, Implant-Supported] explode all trees #8Crown and Bridge material * #9provisional dental restoration #10provisional crown #11provisional fixed partial denture #12provisional resin #13Provisional Crown and Bridge #14Provisional Crown and Bridge material * #15Provisional dental material * #16provisional restoration * #17Provisional Implant-Supported Fixed Dental Prosthes * #18interim restoration #19interim crown #20interim resin #21interim fixed partial denture #22Temporary Crown and Bridge #23temporary crown #24Temporary dental restoration #25MeSH descriptor: [Printing, Three-Dimensional] explode all trees #26MeSH descriptor: [Stereolithography] explode all trees #273D print * #283D-print * #29Rapid prototyping #30#30 Additive manufactur * #31MeSH descriptor: [Computer-Aided Design] explode all trees #32MeSH descriptor: [Polymethyl Methacrylate] explode all trees #33MeSH descriptor: [Bisphenol A-Glycidyl Methacrylate] explode all trees #34computer-aided manufactur * #35Computer-Assisted Design * #36Computer-Assisted manufactur * #37Computer-Assisted Mill * #38CAD-CAM #39CAD CAM #40Subtractive manufactur * #41Conventional cur * #42Conventional polymeriz * #43PEMA #44bis-acryl #45interim resin #46provisional resin #47Bis-GMA #48Methacrylate, Polymethyl #49Poly(methyl methacrylate) #50PMMA #51Polymethylmethacrylate #52MeSH descriptor: [Physical Phenomena] explode all trees #53MeSH descriptor: [Mechanical Phenomena] explode all trees #54MeSH descriptor: [Stress, Mechanical] explode all trees #55MeSH descriptor: [Mechanical Tests] explode all trees #56MeSH descriptor: [Flexural Strength] explode all trees #57MeSH descriptor: [Elasticity] explode all trees #58MeSH descriptor: [Elastic Modulus] explode all trees #59MeSH descriptor: [Compressive Strength] explode all trees #60MeSH descriptor: [Tensile Strength] explode all trees #61MeSH descriptor: [Shear Strength] explode all trees #62MeSH descriptor: [Hardness] explode all trees #63MeSH descriptor: [Hardness Tests] explode all trees #64MeSH descriptor: [Dental Restoration Wear] explode all trees #65MeSH descriptor: [Solubility] explode all trees #66MeSH descriptor: [Color] explode all trees #67MeSH descriptor: [Optical Phenomena] explode all trees #68MeSH descriptor: [Viscosity] explode all trees #69Physical propert * #70Physical processe * #71Mechanical propert * #72Mechanical processe * #73fracture strength #74Fracture resistance #75fracture toughness #76fracture load #77Flexural Strength #78Biaxial flexural strength #79Yield strength #80Fatigue strength #81fatigue test #82peak stress #83Ultimate Tensile Strength Test #84Shear Bond Strength #85Elastic strength #86Microhardness #87wear resistance #88surface wear #89surface roughness #90Texture analysis #91water sorption #92color tone #93color masking #94Translucency #95Optical propert * #96Color Stability #97Translucency #98Color Change #99Tarnish #100corrosion #101Creep #102flow #103Abrasion #104Abrasion resistance #105Brittleness #106Toughness #107Flexibility #108#1 OR #2 OR #3 OR #4 OR #5 OR #6 OR #7 OR #8 OR #9 OR #10 OR #11 OR #12 OR #13 OR #14 OR #15 OR #16 OR #17 OR #18 OR #19 OR #20 OR #21 OR #22 OR #23 OR #24 #109#25 OR #26 OR #27 OR #28 OR #29 OR 30 #110#31 OR #32 OR #33 OR #34 OR #35 OR #36 OR #37 OR #38 OR #39 OR #40 OR #41 OR #42 OR #43 OR #44 OR #45 OR #46 OR #47 OR #48 OR #49 OR #50 OR #51 #111#52 OR #53 OR #54 OR #55 OR #56 OR #57 OR #58 OR #59 OR #60 OR #61 OR #62 OR #63 OR #64 OR #65 OR #66 OR #67 OR #68 OR #69 OR #70 OR #71 OR #72 OR #73 OR #74 OR #75 OR #76 OR #77 OR #78 OR #79 OR #80 OR #81 OR #82 OR #83 OR #84 OR #85 OR #86 OR #87 OR #88 OR #89 OR #90 OR #91 OR #92 OR #93 OR #94 OR #95 OR #96 OR #97 OR #98 OR #99 OR #100 OR #101 OR #102 OR #103 OR #104 OR #105 OR #106 OR #107 #112#108 AND #109 AND #110 AND #111	89

*: Truncation, P: Population, I: Intervention, C: Comparator, O: Outcome.