Nadler SF, Steiner DJ, Erasala GN, et al. Continuous low-level heatwrap therapy for treating acute nonspecific low back pain. Arch Phys Med Rehabil. 2003;84(3):329-334. doi:10.1053/apmr.2003.50027
French SD, Cameron M, Walker BF, Reggars JW, Esterman AJ. A Cochrane review of superficial heat or cold for low back pain. Spine (Phila Pa 1976). 2006;31(9):998-1006. doi:10.1097/01.brs.0000214881.10814.64
Lau BH, Vaughan CW, Musumeci D, Soliman KF. Neurotransmitter receptor-binding studies on the aqueous extracts of Passiflora incarnata. Phytotherapy Research. 1997;11(4):323-324. doi:10.1002/(sici)1099-1573(199706)11:4<323::aid-ptr112>3.0.co;2-6.
Sutbeyaz ST, Sezer N, Koseoglu BF. The effect of hot pack application on pulse rate, blood pressure, and blood oxygen saturation in acute stroke patients. J Stroke Cerebrovasc Dis. 2008;17(2):86-90. doi:10.1016/j.jstrokecerebrovasdis.2007.11.002
Lui YK, Yang JF, Zhong X, Zeng C, Li LJ, Wang BY. Efficacy and safety of external application of traditional Chinese medicine for the treatment of acute pharyngitis: A systematic review and meta-analysis. Medicine (Baltimore). 2019;98(34):e16854. doi:10.1097/MD.0000000000016854