Table 1 Search strategy and results for Pubmed, EMBASE, Cochrane Library, Web of Science, and ScienceDirect

Pubmed, http://www.ncbi.nlm.nih.gov/pmc/

#1: Search (((((((((((((((((((((((((((((((Light Therapies, Low-Level) OR Light Therapy, Low-Level) OR Low Level Light Therapy) OR Low-Level Light Therapies) OR Therapies, Low-Level Light) OR Therapy, Low-Level Light) OR Photobiomodulation Therapy) OR Photobiomodulation Therapies) OR Therapies, Photobiomodulation) OR Therapy, Photobiomodulation) OR LLLT) OR Laser Therapy, Low-Level) OR Laser Therapies, Low-Level) OR Laser Therapy, Low Level) OR Low-Level Laser Therapies) OR Laser Irradiation, Low-Power) OR Irradiation, Low-Power Laser) OR Laser Irradiation, Low Power) OR Low-Power Laser Therapy) OR Low Power Laser Therapy) OR Laser Therapy, Low-Power) OR Laser Therapies, Low-Power) OR Laser Therapy, Low Power) OR Low-Power Laser Therapies) OR Low-Level Laser Therapy) OR Low Level Laser Therapy) OR Low-Power Laser Irradiation) OR Low Power Laser Irradiation) OR Laser Biostimulation) OR Biostimulation, Laser) OR Laser Phototherapy) OR Phototherapy, Laser

#2: Search (((((((((((mini implants) OR mini-implants) OR screw implants) OR miniscrew implants) OR mini-screw implants) OR mini screw implants) OR microscrew implants) OR micro-screw implants) OR micro screw implants) OR microimplants) OR micro-implants) OR micro implants

#3: Search Orthodontic*

#4: #1 AND #2 AND #3

310,653

25,958

18,096

272

Embase, http://www.Embase.com/

#1. ‘low level laser therapy’:ab,ti

#2. ‘endoscopic laser therapy’:ab,ti

#3. ‘laser biostimulation’:ab,ti

#4. ‘laser therapy, low-level’:ab,ti

#5. ‘low energy laser therapy’:ab,ti

#6. ‘low energy laser treatment’:ab,ti

#7. ‘low intensity laser therapy’:ab,ti

#8. ‘low intensity laser treatment’:ab,ti

#9. ‘low level laser treatment’:ab,ti

#10. ‘low level light therapy’:ab,ti

#11. ‘low power laser therapy’:ab,ti

#12. ‘low power laser treatment’:ab,ti

#13. ‘low-level light therapy’:ab,ti

#14. ‘miniscrew’:ab,ti

#15. ‘mini implants’:ab,ti

#16. ‘screw implants’:ab,ti

#17. ‘miniscrew implants’:ab,ti

#18. ‘microscrew implants’:ab,ti

#19. ‘microimplants’:ab,ti

#20. ‘micro implants’:ab,ti

#21. Orthodontic

#22. ‘low level laser therapy’/exp

#23. #1 OR #2 OR #3 OR #4 OR #5 OR #6 OR #7 OR #8 OR#9 OR #10 OR #11 OR #12 OR #13OR #22

#24. ‘miniscrew’/exp

#25. #14 OR #15 OR #16 OR #17 OR #18 OR #19 OR #20 OR #24

#26. ‘randomized controlled trial’/exp

#27. #21 AND #23 AND #25 AND #26

2388

203

98

7

49

19

168

18

91

161

71

24

161

530

601

322

107

19

159

107

44,184

20,137

20,745

16

1698

526,646

0

Cochrane Library, http://cochranelibrary.com/

#1: MeSH descriptor: [Low-Level Light Therapy] explode all trees

#2: (“low level laser therapy”):ti,ab,kw (Word variations have been searched)

#3:(Laser Biostimulation):ti,ab,kw (Word variations have been searched)

#4: (Photobiomodulation Therapy):ti,ab,kw (Word variations have been searched)

#5: (Low-Power Laser Irradiation):ti,ab,kw (Word variations have been searched)

#6: #1 or #2 or #3 or #4 or #5

#7: (miniscrew):ti,ab,kw (Word variations have been searched)

#8: (mini-implant):ti,ab,kw (Word variations have been searched)

#9: (micro-implant):ti,ab,kw (Word variations have been searched)

#10: (orthodontic implant):ti,ab,kw (Word variations have been searched)

#11: MeSH descriptor: [Orthodontics] explode all trees

#12: #7 or #8 or #9 or #10

#13: #6 AND #11 AND #12

814

1550

46

138

46

2070

62

67

12

118

2534

192

1

Web of science, http://apps.webofknowledge.com/

#1 (((((((((((((((((((((((((((((((Light Therapies, Low-Level) OR Light Therapy, Low-Level) OR Low Level Light Therapy) OR Low-Level Light Therapies) OR Therapies, Low-Level Light) OR Therapy, Low-Level Light) OR Photobiomodulation Therapy) OR Photobiomodulation Therapies) OR Therapies, Photobiomodulation) OR Therapy, Photobiomodulation) OR LLLT) OR Laser Therapy, Low-Level) OR Laser Therapies, Low-Level) OR Laser Therapy, Low Level) OR Low-Level Laser Therapies) OR Laser Irradiation, Low-Power) OR Irradiation, Low-Power Laser) OR Laser Irradiation, Low Power) OR Low-Power Laser Therapy) OR Low Power Laser Therapy) OR Laser Therapy, Low-Power) OR Laser Therapies, Low-Power) OR Laser Therapy, Low Power) OR Low-Power Laser Therapies) OR Low-Level Laser Therapy) OR Low Level Laser Therapy) OR Low-Power Laser Irradiation) OR Low Power Laser Irradiation) OR Laser Biostimulation) OR Biostimulation, Laser) OR Laser Phototherapy) OR Phototherapy, Laser

#2: (((((((((((mini implants) OR mini-implants) OR screw implants) OR miniscrew implants) OR mini-screw implants) OR mini screw implants) OR microscrew implants) OR micro-screw implants) OR micro screw implants) OR microimplants) OR micro-implants) OR micro implants

#3: Orthodontic*

#4: #1 AND #2 AND #3

10,951

19,911

24,056

9

Science Direct, https://www.sciencedirect.com/

Title, abstract, or keywords: (“mini-implants” OR “miniscrew implants” OR “microscrew implants”)AND(“low level laser therapy” OR “Photobiomodulation Therapy” OR “Laser Biostimulation” OR “low intensity laser therapy” OR “low level light therapy’)

290