Developing Concentration Index of Industrial and Occupational Accidents: The Case of European Countries.

Background: From only frequency rate of industrial accidents, it is difficult to define the industry composition of accident statistics in a nation. This study aims to propose and develop a new index for measuring the degree of concentration of industrial accidents using the concept of the  in the case of European countries.

Methods: Using the concept of the , the concentration index of accidents in the country is developed, and the conditions of European countries are compared using indexes of frequency rate and concentration ratio.

Correction: Evaluating mobile services using integrated weighting approach and fuzzy VIKOR.

[This corrects the article DOI: 10.1371/journal.pone.

Evaluating mobile services using integrated weighting approach and fuzzy VIKOR.

Mobile services' rapid evolution and development has meant that their evaluation has become a more and more pressing issue, and from both the practical and theoretical standpoints. The significant previous work in the field of multiple-criteria decision-making based evaluation of mobile services has some practical limitations that should be noted. First, there has been insufficient research that has utilized both objective and subjective weighting.