12. The medium of claim 11 , wherein the topic comprises a keyword, and the one or more computer programs causes the processor to search for the keyword in the content of the medical documents associated with the user.
12. The medium of claim 11 , wherein the topic comprises a keyword, and the one or more computer programs causes the processor to search for the keyword in the content of the medical documents associated with the user. 13. The medium of claim 12 , wherein the one or more computer programs cause the processor to find further keywords, based on the content of the medical documents containing the keyword, and to find the at least one distinguishing property based on the further keywords.