Clinical efficacy observation on acupoint intradermal acupuncture combined with Yaotongning capsules in the treatment of elderly patients with chronic low back pain
Li Ling , Ding Yuanzhen , Shi Tingqi
International Medicine and Health Guidance News . 2022, (2): 251 -255 .  DOI: 10.3760/cma.j.issn.1007-1245.2022.02.026