Background: The twelve-item General Health Questionnaire (GHQ-12) was developed to screen for non-specific psychiatric morbidity. It has been widely validated and found to be reliable. These validation studies have assumed that the GHQ-12 is one-dimensional and free of response bias, but recent...

Direct patient care requires knowledge sharing between clinical professionals. However, clinicians have often been suspicious of managers' motives, this lack of trust often resulting in reluctance to share knowledge for managerial purposes. Trust is one component of the psychological contract -...