Background: Breast cancer is the most common in females worldwide. Young women with breast are treated chemotherapy, which may exhibit gonadotoxicity thus inducing chemo- induced menopause a risk of deterioration their quality life.
 Method: A prospective study first its kind Algeria was carried out on 57 patients aged between 30 and 49 years that went for consultation at oncology departme...

introduction : to evaluate the efficacy of niti mechanical rotary instrumentation and hedstrom file for gutta-percha/sealer removal computed tomography (ct) was utilized in vitro . materials and methods: thirty extracted human single rooted teeth, each with a single canal were selected. the samples were decoronated with a double faced diamond disk to have 17-mm root; teeth roots were instrument...

introduction: the purpose of this study was to evaluate and compare canal preparation pattern of k3 and protaper rotary files in curved resin blocks. materials and methods: twenty-four resin blocks were used in this experimental study and randomly divided into two groups. their initial images were scanned. after preparation, their images were scanned again in the same position. pre and post pre...

User surveys are often used to estimate usage of online systems. We asked medical student to estimate their weekly use of KnowledgeMap, an online medical education system, during the previous semester. The information was validated against server log files. The average number of log-on days was significantly different across four categories of self-reported use. Self-reported frequency scales m...

There are two challenges of using the PACS (Picture Archiving and Communications System). First, PACS are limited to certain bandwidths and locations. Second, the high cost of maintaining Web PACS and the difficultmanagement ofWeb PACS servers. Besides, the quality of transporting images and the bandwidth of accessing large files from different locations are difficult to guarantee. For instance...