Trial shows that homoeopathic arnica is no better than placebo.

MLA

Mayor, Susan. “Trial Shows That Homoeopathic Arnica Is No Better than Placebo.” BMJ: British Medical Journal (International Edition), vol. 326, no. 7384, Feb. 2003, p. 303. EBSCOhost, https://doi.org/10.1136/bmj.326.7384.303/c.

APA

Mayor, S. (2003). Trial shows that homoeopathic arnica is no better than placebo. BMJ: British Medical Journal (International Edition), 326(7384), 303. https://doi.org/10.1136/bmj.326.7384.303/c

Chicago

Mayor, Susan. 2003. “Trial Shows That Homoeopathic Arnica Is No Better than Placebo.” BMJ: British Medical Journal (International Edition) 326 (7384): 303. doi:10.1136/bmj.326.7384.303/c.