Fix bugs validating studies in the new split clinical attribute format
Fix bugs validating studies in the new split clinical attribute format

mandawilson/cbioportal,sheridancbio/cbioportal,zhx828/cbioportal,angelicaochoa/cbioportal,IntersectAustralia/cbioportal,shrumit/cbioportal-gsoc-final,bihealth/cbioportal,n1zea144/cbioportal,onursumer/cbioportal,kalletlak/cbioportal,inodb/cbioportal,onursumer/cbioportal,pughlab/cbioportal,shrumit/cbioportal-gsoc-final,sheridancbio/cbioportal,d3b-center/pedcbioportal,bihealth/cbioportal,d3b-center/pedcbioportal,pughlab/cbioportal,angelicaochoa/cbioportal,IntersectAustralia/cbioportal,zhx828/cbioportal,gsun83/cbioportal,adamabeshouse/cbioportal,IntersectAustralia/cbioportal,d3b-center/pedcbioportal,kalletlak/cbioportal,onursumer/cbioportal,d3b-center/pedcbioportal,pughlab/cbioportal,jjgao/cbioportal,mandawilson/cbioportal,sheridancbio/cbioportal,gsun83/cbioportal,yichaoS/cbioportal,d3b-center/pedcbioportal,pughlab/cbioportal,cBioPortal/cbioportal,pughlab/cbioportal,onursumer/cbioportal,yichaoS/cbioportal,adamabeshouse/cbioportal,gsun83/cbioportal,d3b-center/pedcbioportal,jjgao/cbioportal,IntersectAustralia/cbioportal,adamabeshouse/cbioportal,sheridancbio/cbioportal,mandawilson/cbioportal,sheridancbio/cbioportal,zhx828/cbioportal,angelicaochoa/cbioportal,mandawilson/cbioportal,angelicaochoa/cbioportal,gsun83/cbioportal,adamabeshouse/cbioportal,shrumit/cbioportal-gsoc-final,bihealth/cbioportal,cBioPortal/cbioportal,n1zea144/cbioportal,zhx828/cbioportal,n1zea144/cbioportal,adamabeshouse/cbioportal,adamabeshouse/cbioportal,inodb/cbioportal,mandawilson/cbioportal,mandawilson/cbioportal,zhx828/cbioportal,shrumit/cbioportal-gsoc-final,zhx828/cbioportal,cBioPortal/cbioportal,inodb/cbioportal,d3b-center/pedcbioportal,angelicaochoa/cbioportal,jjgao/cbioportal,IntersectAustralia/cbioportal,onursumer/cbioportal,jjgao/cbioportal,n1zea144/cbioportal,inodb/cbioportal,n1zea144/cbioportal,kalletlak/cbioportal,gsun83/cbioportal,n1zea144/cbioportal,n1zea144/cbioportal,cBioPortal/cbioportal,inodb/cbioportal,kalletlak/cbioportal,cBioPortal/cbioportal,bihealth/cbioportal,bihealth/cbioportal,mandawilson/cbioportal,shrumit/cbioportal-gsoc-final,inodb/cbioportal,cBioPortal/cbioportal,angelicaochoa/cbioportal,gsun83/cbioportal,onursumer/cbioportal,shrumit/cbioportal-gsoc-final,IntersectAustralia/cbioportal,yichaoS/cbioportal,yichaoS/cbioportal,inodb/cbioportal,gsun83/cbioportal,adamabeshouse/cbioportal,IntersectAustralia/cbioportal,jjgao/cbioportal,kalletlak/cbioportal,angelicaochoa/cbioportal,kalletlak/cbioportal,kalletlak/cbioportal,zhx828/cbioportal,sheridancbio/cbioportal,bihealth/cbioportal,pughlab/cbioportal,pughlab/cbioportal,jjgao/cbioportal,shrumit/cbioportal-gsoc-final,bihealth/cbioportal,jjgao/cbioportal,yichaoS/cbioportal,yichaoS/cbioportal,yichaoS/cbioportal