Table 1 Keywords used to develop the search strategies

PubMed

(("Dental Pulp Necrosis"[Mesh]) AND "Anti-Bacterial Agents"[Mesh]) AND "Tooth, Deciduous"[Mesh]

(("Tooth, Deciduous"[Mesh]) AND "Root Canal Therapy"[Mesh]) AND "Anti-Bacterial Agents"[Mesh]

(("Pulpectomy"[Mesh]) AND "Anti-Bacterial Agents"[Mesh]) AND "Tooth, Deciduous"[Mesh]

(("Anti-Bacterial Agents"[Mesh]) AND "Root Canal Preparation"[Mesh]) AND "Tooth, Deciduous"[Mesh]

(("Root Canal Therapy"[Mesh]) OR “Root canal preparation"[Mesh]) AND "Anti-Bacterial Agents"[Mesh] AND "Tooth, Deciduous"[Mesh]

(("Metronidazole"[Mesh]) OR "Ciprofloxacin"[Mesh]) AND "Minocycline"[Mesh]) AND "Tinidazole"[Mesh]) AND "Tetracycline"[Mesh]) AND "Ornidazole"[Mesh]) AND "Clindamycin"[Mesh]) OR "Anti-Bacterial Agents"[Mesh] OR “zinc oxide” OR eugenol OR) AND ( "Root Canal Preparation"[Mesh] OR "Root Canal Therapy"[Mesh])) AND "Tooth, Deciduous"[Mesh]

((((((((((Primary[Title/Abstract])) OR (decidious[Title/Abstract])) OR (Children[Title/Abstract])) OR (Pediatric[Title/Abstract])) AND (3Mix[Title/Abstract])) OR (Pulpectomy[Title/Abstract])) OR (Non instrumental[Title/Abstract])

214

Cochrane Library

“#1 Dental pulp necrosis”

“#2 Anti-bacterial agents”

“#3 Root canal therapy”

“#4 Root canal preparation”

“#5 Pulpectomy”

“#6 Deciduous tooth”

“#7- #1 AND #2 AND #3”

“#8- #6 AND #3 AND #2”

“#9- #5 AND #2 AND #6”

“#10- #2 AND #4 AND #6”

“#11- #3 OR #3 AND #2 AND #6”

“#12 Metronidazole”

“#13 Ciprofloxacin”

“#14 Minocycline”

“#15 Tinidazole”

“#16 Tetracycline”

“#17 Ornidazole”

“#18 Clindamycin”

“#19 Agent antimycobacterial”

“#20 Antibiotic”

“#21 Antibiotic paste”

“#22 noninstrumentation endodontic”

“#23 lstr”

“#24 root canal treatment”

“#25- #12 OR #12 OR #13 OR #14 OR #15 OR #16 OR #17 OR #18 OR #19 OR #20 OR #21 AND #5 AND #6”

“#26- #5 OR #3 OR #4 OR #22 OR #23 OR #24 AND #6”

2343

Scopus

TITLE-ABS-KEY ("Dental Pulp Necrosis" AND "Anti-Bacterial Agents" AND "Tooth, Deciduous")

TITLE-ABS-KEY ("Tooth, Deciduous" AND "Root Canal Therapy" AND "Anti-Bacterial Agents")

TITLE-ABS-KEY ("Pulpectomy" AND "Anti-Bacterial Agents" AND "Tooth, Deciduous")

TITLE-ABS-KEY ( "Anti-Bacterial Agents" AND "Root Canal Preparation" AND "Tooth, Deciduous")

TITLE-ABS-KEY ("Root Canal Therapy" OR “Root canal preparation" AND "Anti-Bacterial Agents" AND "Tooth, Deciduous")TITLE-ABS-KEY( "metronidazole" OR "ciprofloxacin" OR "minocycline" OR "tinidazole" "tetracycline" OR "agents antibacterial" OR "agentsantibacterial" OR "agentsantimycobacterial" OR "antibiotic" OR "antibiotic paste" OR “zinc oxide” OR eugenol ORAND "Pulpectomy" AND "Deciduous teeth")

TITLE-ABS-KEY ( "pulpectomy" OR "root canal preparation" OR "canal preparation root" OR "root canal therapy" OR "canal therapies root" OR "root canal procedures" OR "root canal treatment" OR "lstr" OR "noninstrumentation endodontic" AND "Deciduous teeth")

765