docs: def list(self, **params):
          """
          Retrieve visit outcomes
  
          Returns Visit Outcomes, according to the parameters provided
  
          :calls: ``get /visit_outcomes``
          :param dict params: (optional) Search options.
          :return: List of dictionaries that support attriubte-style access, which represent collection of VisitOutcomes.
          :rtype: list
          """
  
          _, _, visit_outcomes = self.http_client.get("/visit_outcomes", params=params)
          return visit_outcomes