This topic contains a solution. Click here to go to the answer
|
|
Did you know?
About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.
Did you know?
Asthma cases in Americans are about 75% higher today than they were in 1980.
Did you know?
On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
Did you know?
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
Did you know?
Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.