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Thermophysiological responses caused by ballistic bullet-proof vests.
BACKGROUND Little data is available concerning the heat stress experienced by members of staff who wear bullet-proof vests in a warm or hot environment. For this reason, knowledge is limited and, consequently, preventative advice on how to avoid heat sickness or hyperthermia is required. STUDY DESIGN Skin and body temperatures, fluid loss and the heart rate of 30 persons (15 test persons vers...
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Each reader is first asked to reflect upon the question: "Is a non killing society possible?" If not, why not? If yes, why?l For the purpose of the question, a non killing society is taken to be a human commu nity from smallest to largest encompassing all humankind that has the following characteristics: There is no killing of humans, at least, and no threats to kill. There are no weapons for ...
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Elements of Bayesian nonparametric statistical thought are explored in a series of case studies. Interpretation of a measurement as continuous, ordered, polychotomous, or dichotomous provides a framework in which examples are presented. Bayesian analogues to frequentist nonparametrics and overt Bayesian techniques are employed. Examples included are as follows: (1) averaging over families of di...
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Collagen corneal shields were developed as a corneal bandage lens and are currently indicated for ocular surface protection following surgery and in traumatic and nontraumatic corneal conditions. Collagen shields are manufactured from porcine or bovine collagen and three different collagen shields are currently available with dissolution times of 12, 24, and 72 hours. The theoretical, experimen...
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ژورنال
عنوان ژورنال: Nature
سال: 1894
ISSN: 0028-0836,1476-4687
DOI: 10.1038/050148b0