title: lung microbiome from sputum for R20_71_2.12_Recovery
design: DNA sequencing of 16S rRNA V3-V5 region using primers 517F (5’-GCCAGCAGCCGCGGTAA-3’) and the reverse primer (5’-CTTGTGCGGGYCCCCGTCAAT-3’) with barcode ACATACGCGT for subject 71 at a Recovery visit on 05_27_08