منابع مشابه
Respiratory health effects of large animal farming environments.
With increases in large animal-feeding operations to meet consumer demand, adverse upper and lower respiratory health effects in exposed agriculture workers are a concern. The aim of this study was to review large animal confinement feeding operational exposures associated with respiratory disease with a focus on recent advances in the knowledge of causative factors and cellular and immunologic...
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This study investigated whether clean swine confinement buildings (SCB) are less harmful to the respiratory system than older and dirtier facilities. Eight healthy volunteers were exposed for 4 h, at 1 week intervals, to eight SCB representing the widest possible range of cleanliness. Each volunteer and a technician rated the SCB for cleanliness from 1-10, 1 being the cleanest possible. Airborn...
متن کاملAn essay on fevers
his excellent Life of Harvey in the revised bibliography, particularly as it illuminates the notes of provenance. Both Severino and Peiresc, who appear in the Appendix, seem to have owned and annotated copies of De motu cordis. Keynes's Life updates and sometimes contradicts previous statements in the bibliography, so that rewriting the bibliographical prefaces (a task shared by both editors, i...
متن کاملRealizability: An Historical Essay
Introduction The purpose of this short paper is to sketch the development of a few basic topics in the history of Realizability. The number of topics is quite limited and reeects very much my own personal taste, prejudices and area of competence. Realizability has, over the past 60 years, developed into a subject of such dimensions that a comprehensive overview would require a fat book. Maybe s...
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ژورنال
عنوان ژورنال: Canadian Respiratory Journal
سال: 2007
ISSN: 1198-2241
DOI: 10.1155/2007/826920