title: lung microbiome from sputum for AERIS.pl1.E5.44.25626078411006.POSM11
design: DNA sequencing of 16S rRNA V4 region using the forward primer 515F (5’-GTGCCAGCMGCCGCGGTAA-3’) and the reverse primer 806R (5’-GGACTACHVGGGTWTCTAAT-3’).