"Source Name"	"Characteristics[Organism]"	"Term Source REF"	"Term Accession Number"	"Characteristics[Variant]"	"Term Source REF"	"Term Accession Number"	"Characteristics[Organism part]"	"Term Source REF"	"Term Accession Number"	"Protocol REF"	"Sample Name"
""	"{characteristics[organism][value]}"	"{characteristics[organism][ref]}"	"{characteristics[organism][accession]}"	"{characteristics[organism_variant][value]}"	"{characteristics[organism_variant][ref]}"	"{characteristics[organism_variant][variant]}"	"{characteristics[organism_part][value]}"	"{characteristics[organism_part][ref]}"	"{characteristics[organism_part][accession]}"	"Sample collection"	"{Sample Name[value]}"
