https://hmr.biomedcentral.com/articles/10.1007/BF02367165
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https://hmr.biomedcentral.com/articles/10.1007/BF02367164
https://hmr.biomedcentral.com/articles/10.1007/BF02367161
https://hmr.biomedcentral.com/articles/10.1007/BF02367158
https://hmr.biomedcentral.com/articles/10.1007/BF02367166
https://hmr.biomedcentral.com/articles/10.1007/BF02367159
https://hmr.biomedcentral.com/articles/10.1007/BF02367163
https://hmr.biomedcentral.com/articles/10.1007/BF02367162