N. Ahmed

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AIMS Limited data exist on outcomes in very elderly ICD recipients. We describe outcomes in new ICD and Cardiac Resynchronisation Therapy with Defibrillator (CRT-D) implants in octogenarians at our institution. METHODS Patients aged 80 years and above who underwent de novo ICD or CRT-D implantation from January 2006 to July 2012 were identified. Clinical(More)
Crocus sativus is a triploid sterile plant characterized by its red stigmas, which produce significant quantities of carotenoid derivatives formed from the oxidative cleavage of β-carotene and zeaxanthin. The accumulation of three major carotenoid derivatives- crocin, picrocrocin, and safranal- is responsible for the color, bitter taste, and aroma of(More)
The problem of finding collision-free placements for an object amid obstacles has two well-known solutions: the task space approach and the configuration space approach. In this correspondence, we study the mathematical structure of the placement problem, and show that Minkowski decomposition of the object produces a hierarchy of intermediate(More)