[1] Pain Management Ctr Amer, Paducah, KY USA
[2] Univ Louisville, Anesthesiol & Perioperat Med, Louisville, KY USA
[3] LSU Hlth Sci Ctr, Sch Med, Dept Anesthesiol, Anesthesiol Res, Shreveport, LA USA
[4] Univ Pacific, Thomas J Long Sch Pharm, Dept Pharm Practice, Stockton, CA USA
[5] Advocate Illinois Masonic Med Ctr, Dept Anesthesiol, Chicago, IL USA
[6] Univ Illinois, Dept Anesthesiol, Chicago, IL USA
[7] Univ Illinois, Coll Med, Dept Surg, Chicago, IL USA
[8] Georgetown Univ Med Ctr, Dept Neurol & Biochem, Washington, DC USA
[9] Georgetown Univ Med Ctr, Pellegrino Ctr Clin Bioeth, Neuroeth Studies Program, Washington, DC USA
[10] Univ Chicago, MacLean Ctr Clin Med Eth, Dept Surg, Chicago, IL USA
[11] Univ Chicago, MacLean Ctr Clin Med Eth, Chicago, IL USA
[12] Univ Louisville, Dept Anesthesiol & Perioperat Med, Louisville, KY 40292 USA
[13] Wright State Univ, Ohio Pain Clin, Dayton, OH USA
[14] Wright State Univ, Dayton, OH USA
[15] Atlanta Healing Ctr LLC, Norcross, GA USA
[16] Pain Management Ctr Amer, Evansville, IN USA
[17] Univ Louisville, Anesthesiol, Louisville, KY USA
[18] Univ Maryland, Dept Anesthesiol, Sch Med, Baltimore, MD USA
[19] Univ Maryland, Dept Orthoped Surg, Sch Med, Baltimore, MD USA
[20] Johns Hopkins Univ, Dept Anesthesiol & Crit Care Med, Div Pain Med, Sch Med, Baltimore, MD USA
[21] Univ Wisconsin, Madison, WI USA
[22] Ochsner Shreveport Hosp & Pain Clin Feist, StMarys Hosp, LSU Hlth Sci Ctr, Wieller Canc Ctr, Shreveport, LA USA
[23] Dept Anesthesiol & Pharmacol, Toxicol & Neurosci, Louisiana, LA USA
[24] Precis Spine Care, Dept Anesthesiol, Tyler, TX USA
[25] Louisiana State Univ, Dept Anesthesiol, Shreveport, LA USA
[26] Clin Applicat & Res, Reve Regenerat Wellness, Campbell, CA USA
[27] Stanford Univ, Sch Med, Stanford, CA USA
[28] Boomerang Hlth Care, Walnut Creek, CA USA
[29] Univ Kentucky, Dept Anesthesiol Perioperat Crit Care & Pain Med, Lexington, KY USA
[30] NYU Grossman Sch Med, Perioperat Care & Pain Med & Orthoped, New York, NY USA
[31] Kansas Pain Management & Neurosci Res Ctr LLC, Overland Pk, KS USA
[32] Kansas City Univ Med & Biosci, Dept Clin Educ, Kansas City, MO USA
[33] Johns Hopkins Univ, Sch Med, Baltimore, MD USA
[34] Univ Wisconsin, Dept Orthoped & Rehabil, Sch Med & Publ Hlth, UW Hlth, UW Med Fdn Centennial Bldg, Madison, WI USA
[35] Rutgers New Jersey Med Sch, Dept Pain Management, Dept Anesthesiol, Div Pain Management, Newark, NJ USA
[36] Baptist Univ, Anesthesiol & Pain Management, Memphis, TN USA
[37] Shoals Intervent Pain Management, Muscle Shoals, AL USA
[38] Univ Texas Med Branch, Anesthesia & Pain Management, Galveston, TX USA
[39] First Surg Hosp, HD Res, Bellaire, TX USA
[40] Univ Calif Los Angeles, Dept Anesthesiol & Perioperat Med, Los Angeles, CA USA
[41] Johns Hopkins Univ, Sch Med, Phys Med & Rehabil, Baltimore, MD USA
[42] Round Rock Surg Ctr, Round Rock, TX USA
[43] Mercy Ft Smith, Ft Smith, AR USA
[44] Univ Illinois, Jesse Brown Vet Adm Med Ctr, Dept Neurosurg, Neurol Sect, Chicago, IL USA
[45] Metropolitan Pain Management Consultants Inc, Sacramento, CA USA
[46] Ctr Pain Management, Bowling Green, KY USA
[47] Baptist Hlth South Florida, Intervent Pain Management, Miami, FL USA
[48] Univ Oklahoma, Hlth Sci Ctr, Dept Anesthesiol, Oklahoma City, OK USA
[49] Rush Univ, Med Coll, Chicago, IL USA
[50] Family Med & Pharmacol, Chicago, IL USA