Y. W. Wu

A comparison of traditional approaches to hierarchical linear modeling when analyzing longitudinal data.

Y. W. Wu, R. Clopper, P. Wooldridge, 1999, Research in nursing & health.

An application of hierarchical linear models to longitudinal studies.

Y. W. Wu, 1996, Research in nursing & health.

Increasing the precision of data analysis: planned comparisons versus omnibus tests.

M. Slakter, Y. W. Wu, 1990, Nursing research.