https://hmr.biomedcentral.com/articles/10.1007/BF01611124
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https://hmr.biomedcentral.com/articles/10.1007/BF01611123
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https://hmr.biomedcentral.com/articles/10.1007/BF01611129
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https://hmr.biomedcentral.com/articles/10.1007/BF01611121
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