regardless of severity, earlier intervention to correct hearing loss in children improves speech development and conversational abilities. a cross-sectional study was performed on 230 neonates who were at risk of hearing loss in tehran university of medical sciences hospitals between september 2000 and february 2002. hearing was examined before the 3rd month by auditory brainstem responses (abr...

120 cases of iranian soldiers complaining of hearing loss, were studied over a period of three years at the ghaem medical center in mashad,iran. there was adequate information in iii cases that their engagement in different types of explosions had caused their hearing impairment. the following aspects were evaluated: 1- categorization of their hearing impairment. 2- the otoscopic findings. 3- t...

Most large-scale production processes in biotechnology are performed in fed-batch operational mode. In contrast, the screenings for microbial production strains are run in batch mode, which results in the microorganisms being subjected to different physiological conditions. This significantly affects strain selection. To demonstrate differences in ranking during strain selection depending on th...

Diabetic-related eye diseases are the most common cause of blindness in the world. So far the most effective treatment for these eye diseases is early detection through regular screenings. To lower the cost of such screenings, we employ state-of-the-art image processing techniques to automatically detect the presence of abnormalities in the retinal images obtained during the screenings. In this...

OBJECTIVES Secondhand smoke (SHS) exposure is an important and preventable cause of mortality and morbidity among children; hospitalization represents a sentinel event that may offer opportunities for intervention. The goal of this study was to determine the frequency and validity of SHS exposure screenings by emergency department (ED) providers, residents, and nurses. METHODS A total of 140 ...