1. Barnes J, Resch K-L, Ernst E (1997) Homeopathy for postoperative ileus? (A meta-analysis). J Clin Gastroenterol 25:628–633
2. Bauer CM, Weight L, Lambert MI (2002) The use of Arnica for the treatment of soft-tissue damage. S Afr J Physiother 58:34–40
3. Boissel JP, Cucherat M, Haugh M, Gauthier E (1996) Critical literature review on the effectiveness of homeopathy: overview of data from homeopathic medicine trials. In: Homeopathic Medicine Research Group. Report to the Commission of the European Union Communities, pp 196–210
4. Bol A (1998) Neue Meta-Analyse zu randomisierten, kontrollierten Studien in der Homöopathie: die klinische Wirksamkeit der Homöopathie ist mehr als ein Placeboeffekt. Homint R&D Newslett 1:10–3
5. Coll L (2001) Homeopathy in survivors of childhood sexual abuse. Homeopathy 91:3–9