99 A 2012 Systematic Review Found Some Supporting Evidence That Acupuncture Was More Effective Than No Treatment For Chronic Non-specific Low Back Pain; The Evidence Was Conflicting Comparing The Effectiveness Over Other Treatment Approaches.

In 1999, the National enter for Complementary and Sun simian published acupuncture-related diagrams and charts that established standardized methods for finding acupuncture sites on people of different sizes and categorized acupuncture sites in a set of modules. 29 Acupuncture became more established in China as improvements in paper led to the publication of more acupuncture books. The World Health Organization recommends that before being licensed or certified, an acupuncturist receive 200 hours of specialized training if they are a physician and 2,500 hours for non-physicians; as electrical

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