Cervical Spondylosis Treatment Market, By Type of Treatment (Medications (Nonsteroidal Anti-inflammatory Drugs (NSAIDs), Corticosteroids, Muscle relaxants, Antidepressants and Others) and Surgery), By Route of Administration (Oral, Injection, Topical, and Others), By Distribution Channel (Hospital Pharmacies, Retail Pharmacies, and Online Pharmacies), By Geography (North America, Latin America, Europe, Middle East & Africa, and Asia Pacific)