
Real examples from recent studies illustrate the risks associated with making such a delicate decision.
Peter Kleist, MD, MFPM RCP-UK, is a specialist in pharmaceutical medicine (CH) and medical director, Novartis Pharma Schweiz AG, Suedbahnhofstrasse 14d, CH-3007 Bern, Switzerland, email: peter.kleist@pharma.novartis.com.
Published: January 1st 2007 | Updated:
Published: June 1st 2005 | Updated: