MEDLINE (OVID‐WEB)

1. Metacarpus/ 2. boxer$ fracture$.tw. 3. little finger$.tw. 4. metacarp$.tw. 5. (fifth adj3 finger$).tw. 6. or/1‐5 7. Fractures/ 8. fracture$.tw. 9. or/7‐8 10. and/6,9 11. randomized controlled trial.pt. 12. controlled clinical trial.pt. 13. Randomized Controlled Trials/ 14. Random Allocation/ 15. Double Blind Method/ 16. Single Blind Method/ 17. or/11‐16 18. Animals/ not Humans/ 19. 17 not 18 20. clinical trial.pt. 21. exp Clinical Trials/ 22. (clinic$ adj25 trial$).tw 23. ((singl$ or doubl$ or trebl$ or tripl$) adj25 (blind$ or mask$)).tw. 24. Placebos/ 25. placebo$.tw. 26. random$.tw. 27. Research Design/ 28. or/20‐27 29. 28 not 18 30. 29 not 19 31. or/19,30 32. and/10,31