Using the Strengthening the Reporting of Observational Studies in Epidemiology (STROBE) Statement to Assess Reporting of Observational Trials in Hand Surgery
Method for observing a sample
The Observers and the Observed–Advocacy and Method
Using the Standardized Difference to Compare the Prevalence of a Binary Variable Between Two Groups in Observational Research
Observing the Observers: Methods and Themes
OBSERVATION DEVICE AND OBSERVATION METHOD
Do observational studies using propensity score methods agree with randomized trials? A systematic comparison of studies on acute coronary syndromes
Observation method and observation apparatus
Diabetes Mellitus Increases the Risk of Active Tuberculosis: A Systematic Review of 13 Observational Studies