Advances in studies on measures of knowledge stock inside and outside of China and their enlightenments

The co-occurrence of literature in 2014 JCR-covered Ca-A cancer journal for clinicians,Nature reviewscancer and Lancet oncology with the highest IF was analyzed using the BICOMB. The co-author network in oncology field was plotted with the UCINET. The number of papers published by authors and the correlation between the cited number of papers and the indexes for evaluating the node importance in co-author network were analyzed using the SPSS.