What is polio? Causes and symptoms
DESPITE a worldwide attempt to wipe out polio, poliovirus continues to affect children and adults in parts of Asia and Africa. Here is everything you need to know about the disease. What is polio? …

What is polio? Causes and symptoms

DESPITE a worldwide attempt to wipe out polio, poliovirus continues to affect children and adults in parts of Asia and Africa. Here is everything you need to know about the disease. What is polio? …

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