1. National Standard of the people’s Republic of China (GB/T 21709.10-2008) technical operation standard of acupuncture and moxibustion part 10: acupoint catgut embedding. Chin Acupunct Moxibust (Chin) 2009;29:405–406.
2. Hou X, Yan XK, Ma CB, et al. Research progress of acupoint embedding needle. J Shanxi Univ Chin Med (Chin) 2009;42:137–140.
3. Li HT, Huo YT, Zhou Q, et al. Efficacy of acupoint catgut embedding in treating scapulohumeral periarthritis: a systematic review and meta-analysis. Inf Tradit Chin Med (Chin) 2020;37:30–35.
4. Zhang XP, Jia CS, Wang JL, et al. Acupoint catgut-embedding therapy: superiorities and principles of application. Chin Acupunct Moxibust (Chin) 2012;32:947–951.
5. MacPherson H, Thomas K, Walters S, et al. The York acupuncture safety study: prospective survey of 34000 treatments by traditional acupuncturists. BMJ 2004;323:486–487.