RT @DerekGriffin86: 1. Spinal pain common in 11-14 year olds. 2. Pain more common in females. 3. A clear social gradient associated with pa…
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RT @DerekGriffin86: 1. Spinal pain common in 11-14 year olds. 2. Pain more common in females. 3. A clear social gradient associated with pa…
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RT @DerekGriffin86: 1. Spinal pain common in 11-14 year olds. 2. Pain more common in females. 3. A clear social gradient associated with pa…
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RT @DerekGriffin86: 1. Spinal pain common in 11-14 year olds. 2. Pain more common in females. 3. A clear social gradient associated with pa…