1. Multicentre trials: a US regulatory perspective
2. International Conference on Harmonization ( 1998 ). Tri-partite guideline on E5: Ethnic factors in the acceptability of foreign clinical data. http://www.ich.org/cache/compo/475-272-1.html
3. International Conference on Harmonization ( 1998 ). Tri-partite guideline on E9: Statistical principles for clinical trials. http://www.ich.org/cache/compo/475-272-1.html
4. International Conference on Harmonization ( 2006 ). Tri-partite guideline on E5: Ethnic factors in the acceptability of foreign clinical data. Questions and answers (R1). http://www.ich.org/cache/compo/475-272-1.html
5. One Large, Well-Designed, Multicenter Study as an Alternative to the Usual Fda Paradigm