Rapid responses are electronic letters to the editor. They enable our users to debate issues raised in articles published on thebmj.com. Although a selection of rapid responses will be included online and in print as readers' letters, their first appearance online means that they are published articles. If you need the url (web address) of an individual response, perhaps for citation purposes, simply click on the response headline and copy the url from the browser window. Letters are indexed in PubMed.
With great interest we read your comment on EMA recommendation on hydroxyethyl starch solutions obscured controversy. In this context it may be of interest for the readers of the BMJ that the German Society of Anaesthesiology and Intensive Care Medicine has sent an open letter to the European Commisson to this topic: