background the 12-item general health (ghq-12) questionnaire is one of the most commonly used instruments in screening studies on mental health. objectives the current study aimed to examine the factor structure of the ghq-12 questionnaire among the students in iran. materials and methods it was a cross-sectional study in which 428 university students were recruited and completed the ghq-12. re...

This paper gives a short description of some features of longrunning transactions, as well as the language BPEL and its particular implementation of the compensation concept. Two examples are used to illustrate the application of BPEL’s compensation construct. These examples, and reference to a structural operational semantics developed elsewhere, are used to help support an argument for the ne...