منابع مشابه
Eye drops and tears.
He had lost his vision despite multiple surgical attempts over the years to save his sight. Darkness came out of his mouth, as he hurled foul language at me, while I tried to conduct a preoperative anesthesia interview and prepare him for yet another surgical procedure on his eyes. He was still stunned by a collective disappointment from his previous five corneal transplants that had failed. He...
متن کاملFalls and postural control in older adults with cataracts
Background: There is increasing evidence that visual impairment contribute to falling. The aim of this study was to determine the influence of vision impairment of old adult patients with cataract on the occurrence of falls and postural control. Methods:According to the results of screening ophthalmic examination, 48 cataract patients (mean±SD aged 68.5 ± 6.08 yrs.) and 50 individuals withou...
متن کاملPearl drops
– If deposited on a hydrophobic rough substrate, a small drop of water can look like a pearl, with a contact angle close to 180. We examine the conditions for observing such a phenomenon and show practical achievements where the contact angle can be predicted and thus quantitatively tuned by the design of the surface microstructure. Presentation. – The contact angle of a drop on a solid is idea...
متن کاملTruck drops
One of the problems facing the introduction of novel crops is the concerns about their spread into the natural environment. A long-term study of oilseed rape (canola) growing on the verges of one of Britain’s busiest motorways provides some encouragement that at least some crops find the going tough outside the field environment in which they are sown. Michael Crawley at Imperial College London...
متن کاملFalls.
Falls in elderly persons create a tremendous individual and social burden. Of the more than 147 million injury-related emergency department visits logged each year, falls account for approximately 24%, representing the leading cause of external injury.1 Children and elderly persons comprise the largest group responsible for this percentage. Compared with children, however, older adults are 10 t...
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ژورنال
عنوان ژورنال: Age and Ageing
سال: 2006
ISSN: 1468-2834,0002-0729
DOI: 10.1093/ageing/afl113