INTRODUCTION Apart from neutrophils, other immune cells may play a significant pathogenetic role in cutaneous leukocytoclastic vasculitis (CLV). AIM To investigate lymphocytes and related immunological factors in patients with CLV requiring systemic glucocorticosteroid treatment. MATERIAL AND METHODS Fourteen patients with severe idiopathic CLV were treated with systemic prednisolone in a t...

This study aimed at providing a systematic method to analyze the characteristics of customers’ purchasing behavior in order to improve the performance of customer relationship management system. For this purpose, the improved model of LRFM (including Length, Recency, Frequency, and Monetary indices) was utilized which is now a more common model than the basic RFM model apt for analyzing the cus...

BACKGROUND To reduce the incidence of drug resistance and to maintain viral suppression, patients chronically infected with HBV might require combination therapy using two or more drugs with different resistance profiles. We investigated the activity of clevudine (CLV) in combination with other nucleoside/nucleotide analogues to determine if these combinations were compatible in vitro. METHOD...

Customer churn, the loss of customers for a company, is one of the biggest loss of revenue for Verizon Wireless and other wireless telecommunications companies. Many companies use the lifetime value of a customer, the expected future cash flow from a particular customer, to determine long-term allocation of resources and human capital. As a result, the sudden defection of customers can greatly ...

This paper proposes a multichannel, multimedia communications framework based on the concept of Customer Lifetime Value. The framework begins with customer information from the company's database, segments the customers based on the value they provide to the company, and advocates sending targeted messages using differentiated modes of communication. The framework also closes the communication ...

background: understanding customers has become an urgent topic for increasing competitiveness. the purpopse of  the study was to develop a qualitative dynamic attribute value model which provides insight into the customers' value for healthcare institute managers by conducting the initial open-ended questionnaire survey to select participants purposefully. methods: a total number of 427 questio...

This research proposes a model that calculates the customer lifetime value and simultaneously considers network effects. An oligopoly market is also considered in which companies compete with each other. Each company has number of buyers sellers offers its services to free while receiving sellers' membership fees return. Interestingly, customers interact other change companies' clients. interac...

T need to understand the relationships among customer metrics and profitability has never been more critical. These relationships are pivotal to tracking and justifying firms’ marketing expenditures, which have come under increasing pressure. The objective of this paper is to integrate existing knowledge and research about the impact of customer metrics on firms’ financial performance. We inves...