Stephen Senn has two very good books that should help.
Cross-over Trails in Clinical Research. Senn S (1993) Chichester: John Wiley & Sons, Inc.
Statistical Issues in Drug Development. Senn S (1997) Chichester: John Wiley & Sons.
Steve Simon, [EMAIL PROTECTED], Standard Disclaimer.
The STATS web page has moved to
http://www.childrens-mercy.org/stats.
