Abdissa Negassa

A comparative study of methods of analysis of longitudinal data with application to lung function tests

Abdissa Negassa, 1990 .

Tree-structured subgroup analysis for censored survival data: Validation of computationally inexpensive model selection criteria

Antonio Ciampi, Abdissa Negassa, Michal Abrahamowicz, 2005, Stat. Comput..

Validation of tree-structured prediction for censored survival data

Abdissa Negassa, Ciampi Antonio, A. Negassa, 1996 .

Recursive partition and amalgamation with the exponential family: Theory and applications

Abdissa Negassa, Qian Lin, A. Ciampi, 1991 .

A multi-center prospective cohort study of benign breast disease and risk of subsequent breast cancer

Abdissa Negassa, A. Negassa, T. Rohan, 2010, Cancer Causes & Control.

Tree-structured prognostic classification for censored survival data: validation of computationally inexpensive model selection criteria

Antonio Ciampi, Abdissa Negassa, Michal Abrahamowicz, 2000 .

Prediction of Length of Stay Following Elective Percutaneous Coronary Intervention

Abdissa Negassa, A. Negassa, E. Monrad, 2011, ISRN surgery.

Prognostic importance of weight loss in chronic heart failure and the effect of treatment with angiotensin-converting-enzyme inhibitors: an observational study

Abdissa Negassa, Salim Yusuf, Stefan D Anker, 2003, The Lancet.