title: Transcutaneous electrical stimulation in low back pain: a critical evaluation.
mesh_terms: D000328:Adult; D000368:Aged; D001416:Back Pain / Q000628:therapy*; D004599:Electric Stimulation Therapy; D005069:Evaluation Studies as Topic; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012867:Skin; D013997:Time Factors