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The cosmotropical urban mosquito Culex quinquefasciatus Say (Diptera: Culicidae) uses chemical cues to locate suitable water pools for oviposition. Although gravid females are innately attracted to or repelled by certain compounds, this study found that an individual mosquito's preferences for these odours could be altered greatly by prior experience.(More)
A 59-year-old man who had a history of kidney transplan-tation and progressive renal insufficiency during the previous several months presented with pulmonary edema and staphylococcal sepsis. His past medical history included hypertension, diabetes, and mild aortic stenosis, which had been detected by echocardiography 1 month earlier during the evaluation(More)
The variable and delayed access to effective cancer drugs was compounded in 2007 by the appearance of still more drugs, a trend that will undoubtedly continue in cancer. The current data indicate that two-tier, or multi-tier medicine is becoming well established in the eastern half of Canada, at least as far as provision of new oral take-home cancer drugs(More)
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