Proschan Michael A, Hunsberger Sally A
Biostatistics Research Branch, National Institute of Allergy and Infectious Diseases, 6700A Rockledge Drive, Bethesda, MD, USA.
Biom J. 2006 Aug;48(4):690-2; discussion 693-6. doi: 10.1002/bimj.200610247.
This is a discussion of the following two papers appearing in this special issue on adaptive designs: 'An adaptive hierarchical test procedure for selecting safe and efficient treatments' by Franz König, Peter Bauer and Werner Brannath, and 'An adaptive two-stage design with treatment selection using the conditional error function approach' by Jixian Wang.