Objective Describe the framework for cancer hazard identification and how bias assessment can be used to draw causal inferences from observational epidemiology studies in the International Agency for ...

A Hazard is anything that has the potential to cause harm, injuries, accidents or other undesirable effects. A Risk is the possibility that a personal injury, property loss or environmental harm will ...

Hazard identification is an ongoing process that is a critical component of any health and safety program. A common approach of this process is to use the principles of industrial hygiene to recognize ...

Objective Present methods to detect and evaluate selection bias in epidemiologic studies. Methods In epidemiological studies, there is usually a target population to which we wish to draw inferences.