The prevalence of the most abundant species of ticks found in Pennsylvania has shifted over the last century, according to
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Long-term cooking with coal, wood, or charcoal associated with cardiovascular death
Long-term use of coal, wood, or charcoal for cooking is associated with an increased risk of death from cardiovascular disease,
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Did last ice age affect breastfeeding in Native Americans? New findings link genetic mutation to mammary duct growth as well as shoveled teeth
The critical role that breast feeding plays in infant survival may have led, during the last ice age, to a
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