introduction: several mechanisms were introduced as causes of serum creatinine phosphokinase (cpk) raise in intoxicated patients. this study aimed to assess the relationship between serum cpk level in the first 24 hours and baseline characteristics as well as outcomes of these patients. methods: this one year retrospective cross-sectional study was conducted on all intoxicated patients, who wer...

for any organization sound marketing strategy and quality assurance play vital role in the growth of the organization. the price, quality and service, service centers, friendly attitude, discounts on sales, esthetics, store location and appearance, ease of operations, guarantees and warranties, adopting new ideas, and flexible payments terms were considered to study the perceptions of the respo...

Nowadays, with increasing service industries, service marketing and service quality have become an important challenge to organizations. The attempts of organizations in this situation are witnesses to this matter. In the past years, the organizations tried to reach service quality appropriation and satisfaction of self-external customers by concepts and approaches of external marketing. One of...

background the main purpose of this study was to identify factors that influence healthcare quality in the iranian context.   methods exploratory in-depth individual and focus group interviews were conducted with 222 healthcare stakeholders including healthcare providers, managers, policy-makers, and payers to identify factors affecting the quality of healthcare services provided in iranian hea...

the type of the applications for which internet is being used has changed over the years. multimedia applications, real-time applications and game playing require quality of service. ieee has proposed ieee 802.11e, a quality of service extension to the wireless lan standard ieee 802.11. in this paper service differentiation ability of 802.11e is evaluated. identical traffic is considered for al...

a better understanding of factors influencing quality of medical service can pinpoint better strategies for quality assurance in medical services. this study aimed to identify factors affecting the quality of medical services provided by iranian physicians.exploratory in-depth individual interviews were conducted with sixty-four physicians working in various medical institutions in iran.individ...

This investigation deals with MX/G/1 queueing model with setup, bulk- arrival, loss-delay and balking. The provision of second optional service apart from essential service by an unreliable server is taken into consideration. We assume that the delay customers join the queue when server is busy whereas loss customers depart from the system. After receiving the essential service, the customers m...