objective: the purpose of this study was to examine the role of parenting styles in predicting behavioral and emotional problems in adolescents.  methods: this study is a descriptive, cross sectional, and correlation research. all students enrolled in the first grade in boys’ guidance school of district 3 in tehran city and their parents constituted the population. one hundred and eighty partic...

objective: to compare sexual and behavioral puberty problems between intellectually disabled (id) and normal boys in yazd, iran. methods: in the present study, 65 intellectually disabled and 65 normal boys were included. the child behavior check list (cbcl) was used to investigate behavioral problems. in order to study sexual problems, a questionnaire that was designed by the researchers was ap...

abstract background cancer diagnosis may cause deep emotional and affective problems in patients and their families.nowadays, however, despite its rising prevalence,cancer is no longer synonymous with death. given the significance of emotional well-being in cancer patients, we decided to assess the frequency of psychological problems in seven to seventeen yearolds with acute lymphoblastic leuke...

today, companies with superior performance in various industries are moving towards customer retention and loyalty. because they have found that it is very expensive to attract a new customer and to maintain its position in the highly competitive environment they need loyal customers. therefore, identifying the factors that affect on customer loyalty is very important. hence, this study examine...

Existing accounts of the origin of human communication assume a pre-existing behavioral system shared among members of a social group. This paper is concerned with the origin of that system; specifically, it explores its characteristics and functionality as well as the circumstances under which it could have appeared. A number of agent-based computer simulations test whether the capacities for ...

Even after the passage of comprehensive legislation, vigorous debate continues about how to reform the US health care system. Patients, payers, politicians, and physicians all agree that something must be done to improve health care delivery, but the consensus ends there. Great enthusiasm exists for performance reporting and payment linked to patient outcomes, but evidence that these mechanisms...

Although several approaches to the semantics of agent communication have been proposed, none of them is really suitable for dealing with agent autonomy, which is a decisive property of artificial agents. This paper introduces an observation-based approach to the semantics of agent communication, which combines benefits of the two most influential traditional approaches to agent communication se...

Review was made of publications that describe experience with printed material distributed to the lay public in hospital institutions. From the 146 leaflets examined, those aimed at professionals or disabled people, thus leaving 75 papers that illustrate the present pattern for the rationality behind the production, use and evaluation of this type of resource. In a general manner, such leaflets...