A prospective comparison of procedural sedation and ultrasound-guided interscalene nerve block for shoulder reduction in the emergency department.
Acad Emerg Med. 2011 Sep;18(9):922-7. doi: 10.1111/j.1553-2712.2011.01140.x. Epub 2011 Aug 30.
Acad Emerg Med. 2011.
PMID: 21883635
Clinical Trial.