Discrete Sequential Boundaries for Clinical Trials
Author(s): K. K. Gordon Lan and David L. DeMets
Source: Biometrika, Vol. 70, No. 3 (Dec., 1983), pp. 659-663
Published by: Biometrika Trust
Stable URL:
http://www.jstor.org/stable/2336502 .
Accessed: 18/06/2014 17:53