Although originally developed as a tool to assist in query formulation , Booth ( 2000 ) pointed out that PICO frames can be employed to structure IR results for improving precision .
formulating the question
Andrew Booth
Cimino and Mendonc Â¸ a reported good performance for etiology , diagnosis , and in particular therapy , but not prognosis . Although originally developed as a tool to assist in query formulation , Booth ( 2000 ) pointed out that PICO frames can be employed to structure IR results for improving precision . PICO-based querying in information retrieval is merely an instance of faceted querying , which has been widely used by librarians since the introduction of automated retrieval systems ( e.g. , Meadow et al. 1989 ) .
Although originally developed as a tool to assist in query formulation , @@CITATION pointed out that PICO frames can be employed to structure IR results for improving precision .