16S~23S rDNA inergenic spacer regions
16S~23S rDNA Ribosomal-Spacer-Region
16s~23s rRNA intergenic spacer region
16S-23S intergenic sequence
16S-23S rDNA intergenic
16S-23S rDNA intergenic spacer region
16S-23S rDNA intergenic spacer regions
16S-23S rDNA internal transcribed spacer ITS
16S-23S rRNA intergenic spacer sequence