https://hmr.biomedcentral.com/articles/10.1007/BF01613234
https://hmr.biomedcentral.com/articles/10.1007/BF01613236
https://hmr.biomedcentral.com/articles/10.1007/BF01613235
https://hmr.biomedcentral.com/articles/10.1007/BF01613237