(Q34573321)
Statements
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Efficacy of a comfrey root (Symphyti offic. radix) extract ointment in the treatment of patients with painful osteoarthritis of the knee: results of a double-blind, randomised, bicenter, placebo-controlled trial (English)
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Grube B
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Grünwald J
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Krug L
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Staiger C
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13 December 2006
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14
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1
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2-10
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Identifiers
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1 reference