Brisbane, Mar 8 (The Conversation) The next time you stub your toe, get pricked with a needle, or have your fingers jammed in the lid of a piano, you might pau... Brisbane, Mar 8 (The Conversation) The next time you stub your toe, get pricked with a needle, or have your fingers jammed in the lid of a piano, you might pause to consider the marvellous way our bodies are able to heal such injuries. As soon as the... [4367 chars]