Abstract Background Spinal manipulative therapy (SMT) is offered by many health professions. most often by chiropractors. While SMT can be effective for some musculoskeletal disorders. there is no evidence that SMT improves human immunity in a clinically meaningful way. https://bookmarksaifi.com/story19588361/a-systematic-review-of-the-interrelations-of-urban-form-and-mode-choice-in-african-cities