Neck Pain

• Neurology Neurodiagnostic Lab — Alabaster, Alabama, United States
• Neurological Physicians of Arizona — Gilbert, Arizona, United States
• Xenoscience — Phoenix, Arizona, United States
• Barrow Neurology Clinic — Phoenix, Arizona, United States

• Florida Hospital Sports Medicine & Rehabilitation - Altamonte — Altamonte Springs, Florida, United States
• Brooks Rehabilitation - Monument — Jacksonville, Florida, United States
• Brooks Rehabilitation -Spine Center — Jacksonville, Florida, United States
• Florida Hospital Sports Medicine & Rehabilitation - Kissimmee — Kissimmee, Florida, United States

• Universidad CEU Cardenal Herrera — Moncada, Valencia, Spain

• Hot Springs Pain Clinic — Hot Springs, Arkansas, United States
• Samaritan Center for Medical — Los Gatos, California, United States
• Pacific Neuroscience Medical Group, Inc. — Oxnard, California, United States
• Centre for Rheumatology — Fort Lauderdale, Florida, United States

• Walter Reed Army Medical Center — Washington D.C., District of Columbia, United States
• Johns Hopkins Medical Institutions — Baltimore, Maryland, United States

• Oregon Health & Science University — Portland, Oregon, United States

Not specified

• Kovacs Foundation — Palma de Mallorca, Balearic Islands, Spain
• Hospital Ramón y Cajal — Madrid, Spain

• Kovacs Foundation — Palma de Mallorca, Balearic Islands, Spain

• Universidad Rey Juan Carlos — Alcorcón, Madrid, Spain