Certain embodiments of the present invention provide a system for clinical decision support including a crawler agent component. The crawler agent component is adapted to receive a search parameter. The search parameter specifies a criteria for evidence data to be searched for. The crawler agent component is adapted to initiate a search of a plurality of evidence sources based at least in part on the search parameter. The search identifies the evidence data. The evidence data is utilized by the clinical decision support system to provide decision support to a healthcare provider for a patient.