background: conducted researches show that psychological factors may have a very important role in the etiology, continuity and consequences of coronary heart diseases. this study has drawn the psychological risk and protective factors and their effects in patients with coronary heart diseases (chd) in a structural model. it aims to determine the structural relations betweenpsychological risk a...

Meeting satisfaction is an important construct to the field of research on group support systems (GSS). This is because unless the use of GSS technology produces an increase in meeting satisfaction, it is unlikely that users will seek to adopt the technology, regardless of any productivity gains that might be realized. If the underlying causes of meeting satisfaction can be identified, then res...

the aim of the present research was to study the impact of organizational culture on entrepreneurial orientation given the mediating role of knowledge management. the statistical population consisted of the employees of district 1 and 2 municipalities of qazvin who were about 200 in number, of whom 130 people were selected based on stratified random sampling method and cochran formula. data ana...