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Frequent sleep loss can weaken your immune system, making you more susceptible to illness and a longer recovery time

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After medium refreshment every other day, confluence was reached upon 56 days of proliferation

Aquatic plants, Landoltia punctata, and Azolla filiculoides as bio-converters of wastewater to biofuel

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The gradient effect was much less pronounced among the lower-income classifications, although individuals in the middle (those with annual incomes between 200 and 299 percent of the poverty level) income category were less likely to be current smokers than those in the poor and near-poor categories