no report has been published on the economical losses associated with errors in oestrus detection in cows under iranian intensive dairy management. the following study was carried out to determine the accuracy of oestrus detection by farmers using artificial insemination in shiraz dairy farms. milk samples were collected from 179 holstein milking cows at the time of artificial insemination. mil...

The following ar ticle is based on the Outstanding Young Investigator Award presentation given by Ju Li on April 19, 2006, at the Materials Research Society Spring Meeting in San Francisco. Li received the award “for his innovative work on the atomistic and first principles modeling of nanoindentation and ideal strength in revealing the genesis of ma te rials deformation and fracture.” Defect n...

Breast conserving surgery with adjuvant radiation therapy is supported by mult iple clinical t rials as being a safe alternative to total mastectomy. 2 Outlined by Arm I of RTOG Protocol 1005, 1 one current standard of care for external beam radiation (EBRT) is delivery of 50 Gray (Gy) in 25 fract ions to the whole breast with a sequential 12 Gy photon or electron boost to the post-lumpectomy b...

Background and Objective: Needle stick injuries (NSIs) are a common potential risk for healthcare workers. The aim of this study was to evaluate preventive interventions against needle stick injury incidents among HCWs.   Methods: Seven hospitals in the Iranian Chaharmahal-VA-Bakhtiari Province were surveyed between March 2008 to March 2013. Data of the needle stick injuries of healthcare wor...