A common type of observational study compares population rates in several regions having differing policies in an effort to assess the effects of those policies. In many studies, particularly in ...

Although these characteristics form the basis of pathologists’ interpretations of melanocytic skin lesions (MSL), it remains unclear whether additional characteristics of the lesions or patients also ...

The appropriate interpretation of measurements often requires standardization for concomitant factors. For example, standardization of weight for both height and age is important in obesity research ...