Medical Subject Headings (MeSH), used by PubMed to categorize publications by major medical topics, were used for the identification of concept clusters within the available literature.
We categorized identified publications according to economic methods (macroeconomic versus microeconomic) and study objectives (e.g., quantify disease burden or assess the impact interventions [comparative analysis]).
Under "modeled" we categorized all publications that only distinguished between either unlimited dispersal (i.e. no dispersal limitations) or no dispersal.
2013; 8 (1): 229-243 http://dx.doi.org/10.2218/ijdc.v8i1.256 In the paragraph Types of data publication a threefold model is introduced to categorize data publications.
CAS categorizes chemical publications into 80 different subject areas (called sections).
It categorizes the publications retrieved by associated MeSH terms and produces comprehensive statistics including author and journal rankings.
We elected to categorize the publications in these ways to emphasize that the method is used not only in all sectors but also on nearly every continent.
Earlier publications categorized neuroblastomas into three major subtypes based on cytogenetic profiles: Subtype 1: favorable neuroblastoma with near triploidy and a predominance of numerical gains and losses, mostly representing non-metastatic NB stages 1, 2 and 4S.
