13. A system for generating medical knowledge base information, comprising: a non-transitory computer readable medium for storing computer readable instructions; a search processor device operative with the computer readable instructions to search at least one repository of medical information to identify sentences including a received medical term; and a data processor device operative with the computer readable instructions to perform steps including, searching the identified sentences to identify sentences including a medical term different to the received term in response to a predetermined repository of medical terms, excluding sentences without a term different to the received term, to provide remaining multiple term sentences, pairing different terms of an individual sentence of said multiple term sentences to provide pairs of different terms of a multiple term sentence, determining whether a medically valid relationship occurs between different terms of an individual pair of terms by using predetermined sentence structure and syntax rules, and outputting data representing paired terms having a medically valid relationship.
13. A system for generating medical knowledge base information, comprising: a non-transitory computer readable medium for storing computer readable instructions; a search processor device operative with the computer readable instructions to search at least one repository of medical information to identify sentences including a received medical term; and a data processor device operative with the computer readable instructions to perform steps including, searching the identified sentences to identify sentences including a medical term different to the received term in response to a predetermined repository of medical terms, excluding sentences without a term different to the received term, to provide remaining multiple term sentences, pairing different terms of an individual sentence of said multiple term sentences to provide pairs of different terms of a multiple term sentence, determining whether a medically valid relationship occurs between different terms of an individual pair of terms by using predetermined sentence structure and syntax rules, and outputting data representing paired terms having a medically valid relationship. 14. A system according to claim 13 , wherein said data processor device is further operative with the computer readable instructions to pair different terms of an individual sentence of said multiple term sentences to provide all pairs of different terms of a multiple term sentence.