This thesis discusses the problem of Maximum-Score Diversity Selection (MSDS). Pure diversity selection, as it is often performed e.g. in early drug discovery, is the selection of a subset of available objects that is as diverse as possible. MSDS adds a second objective, which additionally tries to maximize the “score” of the subset, which usually is the sum of scores of all elements in the sub...

manual material handling is identified as one of the musculoskeletal disorders risk factors. the aims of this study were to evaluate lifting activities by niosh equation and mac method and the correlation of these two methods. this cross-sectional study was conducted in a rubber industry. studied subjects were 136 male workers selected from various sections by proportional-to size sampling meth...

background: musculoskeletal pain accompanied by psychological problems leads to reduced health efficiency. on the other hand, work-related anxiety and depression is another important factor that could result in reduced productivity in organizations and physical and mental problems in personnel. musculoskeletal disorders (msds) are the most common occupational health problems that have high cost...

background: musculoskeletal disorders (msds) are common among employees throughout the world, particularly in high risk groups such as nurses. objective: to determine the prevalence of msds among nurses in a large hospital in ahwaz, southwestern iran, and to examine its correlation with gender, age, shift working, years at service and smoking. methods: using a self-reported questionnaire-based ...

Introduction : Prolonged sitting is a sedentary activity for long time characterized by low energy consumption in combination with movements or lying position. Online learning can be one of the causes this condition because during learning, students sit about two-thirds working hours and their period usually lasts at least 30 minutes. Objective This study aims to determine relationship between ...

Musculoskeletal disorders (MSDs) are the most significant work-related health conditions that experienced by agricultural workers. This cross-sectional study has investigated MSDs among agriculturalists in upper northeastern Thailand. We assessed types of MSDs, their severity, and frequency. There were 889 cultivating from four provinces who participated this study. The majority participants re...