A must read on indoor microbiology: Sources of airborne microorganisms in the built environment 

2013-5-19MBPF Source: Sources of airborne microorganisms in the built environment | Microbiome | Full Text Really nice new review paper by Aaron Prissin and Linsey Marr. It covers research on sources of airborne microbes including Humans Pets Plants Plumbing HVACs Water damage Dust Outdoor air Really thorough with tons of references and discussion of the …