In a recent paper, De Baets et al. have characterized the fuzzytolerance and fuzzy equivalence relations that a given strict order relation iscompatible with. In this paper, we generalize this characterization by consideringan arbitrary (crisp) relation instead of a strict order relation, while payingattention to the particular cases of a reflexive or irreflexive relation. The reasoninglargely ...

OBJECTIVES The aim of this study was to investigate the relation between work-family conflict and burnout, and the mediating role of psychological capital (PsyCap) in the relation between work-family conflict and burnout, among Chinese doctors. METHODS This cross-sectional study was performed during the period of September/October 2010. A questionnaire that comprised work-family conflict asse...

background and purpose: identifying the risk factors of hepatitis c، b، and hiv is necessary to prevent their increasing prevalence. therefore، we sought to identify the frequency of their risk factors among the homeless of tehran، iran during 2005 to 2007. methods and materials: this descriptive analytical study was conducted during 2005 to 2007 on the homeless population of tehran، iran. two ...

background : sexual relationship is a basis for mental health and continuity of the healthy generation. enjoying the healthy body and mind will cause the sexual relationships to run their normal course in life. one of the problems that couples are faced within their sexual relationships is the issue of employing family planning methods. studies have revealed that contraceptive methods are in co...