introduction: population-based mortality statistics are derived from the information recorded on death certificates. this information is used for many important purposes, such as development of public health programs and allocation of health care resources. therefore, the accuracy of death certificate data is important. the aim of this study was to evaluate the quality of death certificates rec...

introduction: optimized production and quality control of 68ga-dotatate as an efficient and preferable pet radiotracer for somatostatin receptor imaging in neuroendocrine tumors is of great interest. in this study effort has been made to present a fast, efficient, cost-effective and facile protocol for 68ga-dotatate productions for clinical trials. methods:68ga-dotatatewas prepared using genera...

in this research, the decision on belief (dob) approach was employed to analyze and classify the states of uni-variate quality control systems. the concept of dob and its application in decision making problems were introduced, and then a methodology for modeling a statistical quality control problem by dob approach was discussed. for this iterative approach, the belief for a system being out-o...

stability studies play a critical role in assuring product quality at all points in the vaccine life cycle and havea major impact on the success of immunization programs worldwide. the purpose of stability study isdetermination of the vaccine quality under the variety of environmental factors and to establish a re-testperiod or a shelf life and recommended storage conditions. in this study thre...

background: in diagnostic radiology there are two reasons for measuring or estimating radiation doses to patients. firstly measurements provide a means for setting and checking standards of good practice as an aid to the optimization of patient protection. secondly estimates of the absorbed dose to tissue and organs in the patients. materials and methods: a total of 2382 patients were studied t...

introduction quality control (qc) techniques are used in monitoring and maintenance of the components of an x-ray system. qc of radiology devices plays a significant role in reduction of medication dose and optimization of image quality. this study aimed to conduct qc tests on randomly selected radiology devices, installed in diagnostic imaging departments of iran. materials and methods in tota...

aim and background: this study reviewed the effectiveness of self-control training on quality of life in patients with multiple sclerosis (ms). to do so, 40 patients with ms were selected through convenient sampling method among the study subjects with multiple sclerosis recorded in ardabil in 2012 (estimation: n = 350). methods and materials: this was a clinical trial designed as pretest postt...

efficient tuberculosis treatment requires the use of good quality medicines. the present study developed a method of dosage by high performance liquid chromatography (hplc) coupled with the dissolution of a combination of fixed doses of four anti-tuberculous (isoniazid, pyrazinamide, ethambutol hydrochlorate, rifampicine). the elaborated protocol was thereafter used to assess the quality of med...

introduction: the increasing of population and limited drinking water resources has enhanced the necessity of using bottled water. many people are now using bottled water because they believe it is a healthful alternative beverage to soft drinks or other bottled beverages. therefore, the bottled water industry has grown immensely during the past decades. this descriptive cross-sectional study h...

background: to investigate the status of the nuclear medicine (nm) centers in iran for the performance of dose calibrators, 18 out of 54 centers providing nm services in iran were randomly selected and inspected in 1997. in the first phase of the study the selected centers were inspected for performing of quality control (qc) tests of dose calibrators. the linearity of the activity response, pr...