Article history: Received on: 13/02/2013 Revised on: 15/02/2013 Accepted on: 09/03/2013 Available online: 28/03/2013 Drug addiction presents a chronic relapsing disorder characterized by persistent drug-seeking and taking behaviors. Given the significant detrimental effects of this disease both socially and economically, a considerable research has been dedicated to understanding a number of is...

relapse prevention(rp)is an important component of alcoholism treatment. the rp model proposed by marlatt and gordon suggests that both immediate determinants (e.g.,high- risk situations, coping skills, outcome expectancies, and the abstinence violation effect) and covert antecedents (e.g., lifestyle factor and urges and cravings) can contribute to relapse.the rp model also incorporates numerou...

aim and background: the present study examined the predictability of quality of life (qol) based on personality traits and demographic characteristics of drug addicts. methods and materials: in the current descriptive, cross-sectional study, 200 individuals were randomly selected from addicts who referred to drug addiction treatment centers in tehran (iran). the world health organization qualit...

The uptake of resources from the environment is a vital process for all organisms. Many experimental studies have revealed that the rate at which this process occurs depends critically on the resource concentration, a relationship called ‘‘functional response.’’ However, whether the concentration of the consumer normally affects the functional response has been the subject of a long-standing, p...