this research aims to study the relationship between the components of quality costs and quality in company. the relationship between the components of quality costs and quality in company has been studied separately for materials, manpower, machinery, and whole of company. in this study, traditional method was used to collect quality costs and paf model was used to determine the components of ...

background: this study aims to assess the pattern of meal frequency consumption of iranian children and adolescents at national and subnational levels according to the socioeconomic status (ses) of the living region. methods:  this multi-centric study was conducted in 2011-2012 among 14,880 students, aged 6-18 years, who were selected by multistage random cluster sampling from 30 provinces. mea...

background: drug addiction is known as a health, therapeutic, and social problem of the recent century. recent studies have shown that young people have little resistance against drugs, but they have the ability to understand and accept the risk of using drugs. this study has been done among students to determine the preventive behaviors of drug addiction based on the health belief model. metho...

background: sharps injuries (sis) are one of the most serious occupational accidents among nurses due to the possible severe consequences, such as the transmission of infectious diseases and inducing of mental impairment. objective: to discover the prevalence of sis among nurses in a regional hospital in thailand and to identify factors associated with sis. methods: a cross-sectional study was ...

teacher autonomy is viewed very differently: one teacher may view autonomy as a means to gain substantial freedom from interference or supervision; another may view it as the freedom to develop collegial relationships and accomplish tasks that extend beyond the classroom; and even some others may perceive it as a means for principals to avoid their duties (frase and sorenson, 1992). although th...