Blood urea nitrogen (BUN) and creatinine tests can be used together to find the BUN-to-creatinine ratio (BUN:creatinine). A BUN-to-creatinine ratio can help your doctor check for problems, such as dehydration, that may cause abnormal BUN and creatinine levels.
More states are competitive so far in 2010 than was the case in 2009, as fewer Americans nationwide
<span>D. the poverty threshold. This differs based on geography (certain areas of the country are more expensive to live in than others) and family size.</span>