Red blood cells flowing through a vein or artery in the body
Schlüsselwörter
blood flow,
blood vessel,
vein,
artery,
bod,
anatomy,
physiology,
medicals,
health care,
science,
biology,
microscopic,
mobile phone,
oxygen,
transport,
circulation,
health,
disease,
medicine,
illustration,
closeup,
internal,
body,
red,
erythrocytes
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