Range:
Subjects: Back; Chronic pain; Health policy; Medical care; Pain
Subjects: Back; Digestive system; Gastroesophageal reflux; Health centres; Pain
Subjects: Back; Elderly; Health; Public health; Quality of life
Subjects: Back; Evoked potentials (Electrophysiology); Pain
Subjects: Back; Pain
Subjects: Back; Pain; Slipped disc; Spine
Subjects: Back; Life styles; Pain; Smoking; Youth
Subjects: Back; Pain; Sciatica
Subjects: Back; Disabilities; Pain
Subjects: Back; Coronary arteries; Coronary heart diseases; Pain; Thorax
Subjects: Back; Depression; Pain
Subjects: Back; Menopause; Pain; Toxoplasmosis; Woman
Subjects: Back; Ozone; Pain; Physiotherapy; Therapeutics
Subjects: Back; Disabilities; Kinematics; Lumbar vertebrae; Pain
Subjects: Back; Corrosion; Pain; Patients; Spine
Subjects: Back; Woman; Diseases; Epidemiology; Patients
Subjects: Back; Pain; Surgery
Subjects: Back; Pain; Magnetic resonance imaging; Surgery
Subjects: Back; Iran; Pain; Pathogens; Pathology
Subjects: Back; Egypt; Pain; Diseases; Nurses
Subjects: Anaesthesia; Back; Pain
Subjects: Back; Spinal cord; Diseases
Subjects: Back; Pain; Patients; Psychological aspects
Subjects: Back; Lipids; Pain; Spinal canal; Steroids
Subjects: Back; Pain; Pathogens; Pathology; Spinal cord
Subjects: Back; Pain; Patients; Sciatica; Therapeutics
Subjects: Back; Pain; Diagnosis; Magnetic resonance imaging
Subjects: Back; Pain; Diseases
Subjects: Back
Subjects: Back; Iraq; Pain; Diagnosis; Diseases
Subjects: Back; Lumbar vertebrae; Pain; Patients; Radiation
Subjects: Back; Pain; Saudi Arabia; Age groups; Diseases
Subjects: Back; Congenital malformations; Pain; Spine; Diseases
Subjects: Back; Pain; Diseases; Surgery
Subjects: Antineoplastic drugs; Back; Bones; Spine
Subjects: Back; Excision (Surgery); Pain; Pathogens; Pathology
Subjects: Back; Pain; Pathogens; Pathology; Diseases
Subjects: Back; Neuroses; Pain; Diseases
Subjects: Back; Bones; Case studies; Children; Pain
Subjects: Back; Magnetic resonance imaging; Pain; Patients; Surgery
Subjects: Back; Cancer; Muscles; Patients; Surgery
Subjects: Back; Pain; Diagnosis; Diseases