EXPOSURE_ACCESSION	ARM_ACCESSION	DISEASE_ONTOLOGY_ID	DISEASE_PREFERRED	DISEASE_REPORTED	DISEASE_STAGE_PREFERRED	DISEASE_STAGE_REPORTED	EXPOSURE_MATERIAL_ID	EXPOSURE_MATERIAL_PREFERRED	EXPOSURE_MATERIAL_REPORTED	EXPOSURE_PROCESS_PREFERRED	EXPOSURE_PROCESS_REPORTED	SUBJECT_ACCESSION
