The most cited articles of 100 Czech pharmacologists were determined by analysis of data given in the Science Citation Index in —Web of Scienceie. Ten most cited articles were selected according to the total number of citations till October 2000, the total number of citations during 1980Œ2000 and the number of citations per year during 1980-2000. The most cited articles found by this analysis represent well the significant part of research orientation of Czech pharmacologists and their major scientific contributions during the 1960-1990s. Problems with application of citation-analysis to evaluation of research are discussed.

        Key words: Czech pharmacologists, citation analysis, Science-Citation-Index, Web of Science, citation impact, pharmacology