Hammad, Ahmed Jadaan. “The Role of Knowledge Sharing in Reducing the Causes of Organizational Silence An Exploratory Study in The Applied Research for a Sample of Nurses in Salah El-Din General Hospital”. Tikrit Journal of Administrative and Economic Sciences, vol. 18, no. 58, 2, June 2022, pp. 32-51, doi:10.25130/tjaes.18.58.2.3.