منابع مشابه
Going Solar is Good but Caution Needed!
Why not treat the mother-infant dyad, rather than infant alone, as achieving vitamin D sufficiency is equally important for the mothers. Compliance with daily oral vitamin D supplementation of infants is documented to be very poor even in the West [4,5]. Exposing infants to sunlight may be a more difficult proposition than medicinal supplements. While the natural way of augmenting the vitamin D...
متن کاملA Caution to Vaccinators
succeeded in infecting himself with syphilis; and a committee consisting of Dr.BRiSTOWE, DhHumphrey, Dr. Ballard, and Mr. Hutchinson, appointed to investigate these most important experiments, report that in their opinion it is conclusively proved " that it is possible for syphilis to be communicated in vaccination from a vaccine-vesicle on a syphilitic person notwithstanding that the operation...
متن کاملAdapting images to observers
Adaptation exerts a continuous influence on visual coding, altering both sensitivity and appearance whenever there is a change in the patterns of stimulation the observer is exposed to. These adaptive changes are thought to improve visual performance by optimizing both discrimination and recognition, but may take substantial time to fully adjust the observer to a new stimulus context. Here we e...
متن کاملThrow caution to the wind instruments.
www.chestpubs.org radiographs in mechanically ventilated adults: a multicentre, cluster-randomised, two-period crossover study . Lancet . 2009 ; 374 ( 9702 ): 1687 1693 . 6 . Ball CG , Kirkpatrick AW , Fox DL , et al . Are occult pneumothoraces truly occult or simply missed? J Trauma . 2006 ; 60 ( 2 ): 294 298 . 7 . Lichtenstein DA , Menu Y . A bedside ultrasound sign ruling out pneumothorax in...
متن کاملCaratheodory dimension for observers
In this essay we introduce and study the notion of dimension for observers via Caratheodory structures and relative probability measures. We show that the dimension as a three variables function is an increasing function on observers, and decreasing function on the cuts of an observer. We find observers with arbitrary non-negative dimensions. We show that Caratheodory dimension for obs...
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ژورنال
عنوان ژورنال: Nature
سال: 1882
ISSN: 0028-0836,1476-4687
DOI: 10.1038/026105c0