title: WITHDRAWN: Response from authors.
abstract: This article has been withdrawn at the request of the author and has being approved by the editor. The Publisher apologizes for any inconvenience this may cause.The full Elsevier Policy on Article Withdrawal can be found at http://www.elsevier.com/locate/withdrawalpolicy.
authors.affiliation: Complementary Medicine, Peninsula Medical School, University of Exeter, Exeter, EX2 4NT UK.
authors.forename: Edzard
authors.initials: E
authors.lastname: Ernst
authors.forename: Myeong Soo
authors.initials: MS
authors.lastname: Lee