
Want to find out how much blood your heart pumps in a year? Watch this quick animation. |
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ĉ Jessica Clark, Nov 21, 2013, 8:04 AM
ĉ Jessica Clark, Nov 21, 2013, 8:04 AM
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ĉ Jessica Clark, Nov 21, 2013, 8:05 AM
ĉ Jessica Clark, Nov 21, 2013, 8:05 AM
Ċ Jessica Clark, Nov 21, 2013, 8:05 AM
ĉ Jessica Clark, Nov 21, 2013, 8:06 AM
Jessica Clark, Dec 3, 2013, 4:23 AM
Jessica Clark, Dec 3, 2013, 4:23 AM
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