1. |
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en.wikipedia.org
https://en.wikipedia.org/wiki/Circulatory_system
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Organic Keywords: 26,359,258
Organic Competitors: 968
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PPC Keywords: 20
PPC Competitors: 165
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2. |
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innerbody.com
http://www.innerbody.com/image/cardov.html
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Organic Keywords: 46,780
Organic Competitors: 584
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PPC Keywords: 0
PPC Competitors: 0
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3. |
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texasheart.org
http://www.texasheart.org/HIC/Anatomy/
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Organic Keywords: 9,596
Organic Competitors: 709
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PPC Keywords: 0
PPC Competitors: 304
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4. |
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en.wikipedia.org
https://en.wikipedia.org/wiki/Circulatory_system
|
Organic Keywords: 26,359,258
Organic Competitors: 968
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PPC Keywords: 20
PPC Competitors: 165
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5. |
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kidshealth.org
http://kidshealth.org/en/teens/heart.html
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Organic Keywords: 196,505
Organic Competitors: 787
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PPC Keywords: 0
PPC Competitors: 7,848
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6. |
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livescience.com
http://www.livescience.com/22486-circulatory-system.html
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Organic Keywords: 363,624
Organic Competitors: 1,097
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PPC Keywords: 0
PPC Competitors: 0
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7. |
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emedicine.medscape.com
http://emedicine.medscape.com/article/1948510-overview
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Organic Keywords: 313,720
Organic Competitors: 506
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PPC Keywords: 0
PPC Competitors: 0
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8. |
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youtube.com
https://www.youtube.com/watch?v=_lgd03h3te8
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Organic Keywords: 35,072,888
Organic Competitors: 737
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PPC Keywords: 5,046
PPC Competitors: 41,177
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9. |
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webmd.com
http://www.webmd.com/heart/cardiovascular-system
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Organic Keywords: 1,220,012
Organic Competitors: 797
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PPC Keywords: 19
PPC Competitors: 20,827
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10. |
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training.seer.cancer.gov
https://training.seer.cancer.gov/anatomy/cardiovascular/
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Organic Keywords: 5,336
Organic Competitors: 663
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PPC Keywords: 0
PPC Competitors: 0
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