Results 341 to 350 of about 1,473,678 (357)

Observational Studies

2005
Anastasia Kitsantas, Herbert W. Ware, Panagiota Kitsantas   +2 more
openaire   +1 more source

Importance of Observational Studies in Clinical Practice

Clinical Therapeutics, 2007
Robert J Ligthelm, Janusz Gumprecht, Yang Wenying   +2 more
exaly  

From Association to Causation in Observational Studies: The Role of Tests of Strongly Ignorable Treatment Assignment

Journal of the American Statistical Association, 1984
Paul R Rosenbaum
exaly  

Propensity score methods gave similar results to traditional regression modeling in observational studies: a systematic review

Journal of Clinical Epidemiology, 2005
Baiju R Shāh, Andreas Laupacis, Janet E Hux   +2 more
exaly  

Diabetes Mellitus Increases the Risk of Active Tuberculosis: A Systematic Review of 13 Observational Studies

PLoS Medicine, 2008
Christie Y Jeon, Megan Murray
exaly  

Observational Study

2008
openaire   +1 more source

Observational Study

2023
openaire   +1 more source

Observational Studies

2016
Jaeyong Bae, Carl V. Asche
openaire   +1 more source

Observational Studies

2008
openaire   +2 more sources

Observational Studies

2019
openaire   +2 more sources