Oxford Reference · JSTORPUBMED Central Internet Archive
Created this page and added some external links. :) eveningscribe 21:54, 4 July 2007 (UTC)[reply]
Please do not return this information to the article without a citation.--BirgitteSB 15:52, 9 June 2008 (UTC)[reply]
When and where was it held? Hugo999 (talk) 11:18, 10 February 2016 (UTC)[reply]