rivers and runoff have always been of interest to human beings. in order to make use of the proper water resources, human societies, industrial and agricultural centers, etc. have usually been established near rivers. as the time goes on, these societies developed, and therefore water resources were extracted more and more. consequently, conditions of water quality of the rivers experienced rap...

Introduction: Mental health is affected by several variables, among which the most important ones could be considered job burnout, social support and psychological hardiness. This study aimed to investigate the relationship of job burnout, social support and psychological hardiness with mental health among nurses. Methods: This was a descriptive–analytical research from the correlation...

Background and Aims: This study aimed to investigate the effectiveness of psychological capital intervention model (PCI) on mental health of the experts working. Methods: the research was partially quasi-experimental with pretest-posttest design. Statistical population included 650 experts working in Iran Khodro Diesel Co. 60 people were selected using random sampling method and were randomly a...