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Payne S, Kerr C, Hawker S, Seamark D, Davis C, Roberts H, Jarrett N, Roderick P, Smith H.Payne S, et al. Among authors: hawker s.J R Soc Med. 2004 Sep;97(9):428-31. doi: 10.1177/014107680409700905.J R Soc Med. 2004.PMID: 15340022Free PMC article.
Payne S, Hawker S, Kerr C, Seamark D, Roberts H, Jarrett N, Smith H.Payne S, et al. Among authors: hawker s.Health Soc Care Community. 2007 Sep;15(5):494-501. doi: 10.1111/j.1365-2524.2007.00714.x.Health Soc Care Community. 2007.PMID: 17685995