The human auditory system is capable of perceiving the direction of a sound source despite reeections oo of walls, ceiling and other interfering objects. This phenomenon, the precedence eeect, has been previously modeled only for synthetic click stimuli. This paper presents a biologically plausible computer simulation for speech, that combines a cross-correlation model with an onset enhancement...

 Abstract Background: Mustard gas, lethal in high doses, affects multiple organs such as skin, eye and respiratory system. We studied the development of late onset mustardinduced polyneuropathy among chemically wounded Iranian veterans. Methods: In this descriptive study, 100 chemically wounded Iranian veterans with severe eye involvement were examined for any signs and symptoms of polyneuropat...

Introduction: Alexander disease is a heterogenous group of diseases with various manifestations based on age of disease onset. This rare leukodystrophy syndrome with mutations in GFAP Gene could present with developmental delay and seizure in infantile form to ataxia and bulbar palsy in adulthood. However psychiatric symptoms are not well-defined and usually evaluate after disease diagnosis not...

This study sought to compare the clinical features and outcome of a first acute myocardial infarction (AMI) with onset of symptoms during or within 30 minutes of exercise, at rest and in bed. Information collected using a standard questionnaire was used to relate activity at the onset of symptoms and in-hospital outcome in 500 consecutive patients admitted to our heart center with a first ...

this study sought to compare the clinical features and outcome of a first acute myocardial infarction (ami) with onset of symptoms during or within 30 minutes of exercise, at rest and in bed. information collected using a standard questionnaire was used to relate activity at the onset of symptoms and in-hospital outcome in 500 consecutive patients admitted to our heart center with a first ami b...

 ABSTRACT Background: As any delay in the onset of milk production and ejection in the first few days after delivery can cause breast-feeding failure, this study has been done to determine factors that may affect the onset time of lactation in vaginal and cesarean section deliveries with and without labor pain (elective). Methods: 300 partUJient mothers selected from two private and university ...

abstract background: different adjuvant drugs have been used with local anesthetics in order to decrease the time of onset and elongate the duration and quality of regional blocks. this study was performed to study the effects of one of the adjuvants, verapamil, in supraclavicular block. methods: in this double blinded clinical trial, we divided 60 asa class i and ii patients who were to underg...

the aim of this study was to examine reality testing in schizophrenic children and compare it with normal children using minus responses subcomponent in ego impairment index of the rorschach test.in a descriptive design, 20 accidentally sampled children, including 10 schizophrenic and 10 normal children, were recruited in to two groups and were compared in terms of reality testing subcomponent ...