the efficacy of neurofeedback treatment on psychopathological symptoms in addicted male patients was assessed. participants were 20 opiate dependent patients who was seeking medication treatment. after completing the symptom chekclist-90-revised (derogatis, 1975), participants were randomly assigned to an experimental or a witness group. the experimental group received 30 sessions of neurofeedb...

the aim of this research was to examine the effects of pettlep-based imagery compared to more traditional imagery on learning badminton short service (backhand). for this purpose, 45 male students (age 12-14 years) were non-randomly selected and divided into three groups of 15 students each (they were beginners). the groups exercised in the following way: first group performed pettlep-based ima...

OBJECTIVE To evaluate the effects of Rhizoma kaempferiae volatile oil on tumor growth and cell cycle of MKN-45 human gastric cancer cells orthotopically transplanted in nude mice. METHODS One hundred and five nude mice orthotopically transplanted with MKN-45 human gastric cancer cells were randomly divided into seven groups: untreated group, normal saline-treated group, dissolvant-treated gro...

this study was an attempt to find out whether co-teaching model has statistically any significant impact on improving motivation and achievement of iranian young efl learners or not. the study was conducted at salehin english language department in tehran. to accomplish the purpose of this study, the researchers chose a sample of 91 participants which was reduced to 62 homogenous students throu...

the main purpose of this study was to examine the effect of metamotivational states on self-efficacy perceptions and motor performance in dart throwing beginners in easy and difficult conditions. for this purpose, the paratelic dominance questionnaire (cook & gerkovich, 1993) was distributed among 140 male students, and 32 participants were randomly divided into two groups (16 in a telic group ...

this study investigated the amount of incidental vocabulary learning through comprehension-focused reading of short stories and explicit instruction to this goal.  forty male high school students were selected randomly, and divided into two groups of twenty.  one group of these students was given five 400-word-level short stories to read with the purpose of comprehension, and the students in th...

the present study investigates the effect of e-mail on iranian learners of english and focuses on teaching thewriting skillvia e-mail. more specifically, the study investigates (a) whether using e-mail has any statistically significant effect on improving high school students' writing skill, and (b) whether the proficiency level has any relation with students’ writing improvement through using ...