Dei-In Tang

An Approximate Likelihood Ratio Test for Comparing Several Treatments to a Control

Dei-In Tang, Shang P. Lin, 1997 .

An approximate likelihood ratio test for a normal mean vector with nonnegative components with application to clinical trials

Nancy L. Geller, Clare Gnecco, N. Geller, 1989 .

Uniformly More Powerful Tests in a One-Sided Multivariate Problem

Dei-In Tang, Dei-In Tang, 1994 .

Design of Group Sequential Clinical Trials with Multiple Endpoints

Nancy L. Geller, Clare Gnecco, N. Geller, 1989 .