This article has been removed at the request of the Editor-in-Chief. Please see Elsevier Policy on Article Withdrawal (http://www.elsevier.com/locate/withdrawalpolicy).This article has been retracted at the request of the Editor-in-Chief as it is a duplicate of a paper that has already been published in Kokyu to Junkan 2007; 55 (10): 1157-1164 (in Japanese). One of the conditions of submission of a paper for publication is that authors declare explicitly that the paper is not under consideration for publication elsewhere. As such this article represents a severe abuse of the scientific publishing system. The scientific community takes a very strong view on this matter and we apologize to readers of the journal that this was not detected dur...
This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologi...
Este artículo ha sido retirado a petición del Editor. El Editor pide disculpas por cualquier inconve...
This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologi...
This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologi...
This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologi...
This article has been withdrawn at the request of the author(s) and editor. The Publisher apologizes...
This article has been withdrawn at the request of the authors(s) and/or editor. The Publisher apolog...
This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologi...
This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologi...
The Publisher regrets that this article is an accidental duplication of an article that has already ...
This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologi...
This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologi...
This article has been withdrawn at the request of the editor. The Publisher apologizes for any incon...
This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologi...
The Publisher regrets that this article has been temporarily removed. A replacement will appear as s...
This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologi...
Este artículo ha sido retirado a petición del Editor. El Editor pide disculpas por cualquier inconve...
This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologi...
This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologi...
This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologi...
This article has been withdrawn at the request of the author(s) and editor. The Publisher apologizes...
This article has been withdrawn at the request of the authors(s) and/or editor. The Publisher apolog...
This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologi...
This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologi...
The Publisher regrets that this article is an accidental duplication of an article that has already ...
This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologi...
This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologi...
This article has been withdrawn at the request of the editor. The Publisher apologizes for any incon...
This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologi...
The Publisher regrets that this article has been temporarily removed. A replacement will appear as s...
This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologi...
Este artículo ha sido retirado a petición del Editor. El Editor pide disculpas por cualquier inconve...
This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologi...