Are the mitotic factors Mitotic Activity Index (MAI) and Phosphohistone 3 (PPH3) stronger prognostic proliferation factors than Ki67 in node-negative breast cancer? - Klintman, M.; Strand, C.; Gudlaugsson, E.; Janssen, E.; Skaland, I.; Malmström, P.; Baak, J.; Fernö, M. (Cancer Research, 2012)