Cita APA (7a ed.)

Guan, C., Cheng, Z., Xie, F., Wang, R., Zhang, J., Yao, F., & Fang, M. (2021). Efficacy of abdomen-rubbing qigong exercise for chronic insomnia: Study protocol for a randomized controlled trial. BMC.

Cita Chicago Style (17a ed.)

Guan, Chong, Ziji Cheng, Fangfang Xie, Ruiping Wang, Jing Zhang, Fei Yao, y Min Fang. Efficacy of Abdomen-rubbing Qigong Exercise for Chronic Insomnia: Study Protocol for a Randomized Controlled Trial. BMC, 2021.

Cita MLA (8a ed.)

Guan, Chong, et al. Efficacy of Abdomen-rubbing Qigong Exercise for Chronic Insomnia: Study Protocol for a Randomized Controlled Trial. BMC, 2021.