code: def getAnalysisRequests(self):
          
          # I have to get the catalog in this way because I can't do it with 'self'...
          pc = getToolByName(api.portal.get(), 'portal_catalog')
          contentFilter = {'portal_type': 'AnalysisRequest',
                           'is_active': True,
                           'SamplingRoundUID': self.UID()}
          return pc(contentFilter)
docs: Return all the Analysis Request brains linked to the Sampling Round