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Tveiten D, Bruset S, Borchgrevink CF, et al. Effects of the homoeopathic remedy Arnica D 30 on marathon runners: a randomized, double-blind study during the 1995 Oslo marathon. Comp Ther Med 1998;6:71-74.
van Exsel DC, Pool SM, van Uchelen JH, Edens MA, van der Lei B, Melenhorst WB. Arnica ointment 10% does not improve upper blepharoplasty outcome: A randomized, placebo-controlled trial. Plast Reconstr Surg. 2016;138(1):66-73. View abstract.
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Zicari D, Agneni F, Ricciotti F, and et al. Angioprotective action of Arnica 5 CH: preliminary data. Invest Ophthalmol Visual Science 1995;36:S479.
Zicari D, Cumps P, Del Beato P, and et al. Arnica 5 CH activity on retinal function. Invest Opthalmol Visual Science 1997;38:767.