FIG 1.

Publication output between 1970 and 2015 in the field of microbiology and CRS. Data for the number of publications per year were generated by using the following Scopus database search string: TITLE-ABS (“chronic rhinosinusitis” OR “chronic sinusitis”) AND (TITLE-ABS [bacteria OR bacterial OR virus OR viral OR fungus OR fungi OR fungal OR microbe OR microbial OR microbiota OR microbiome OR infectious OR infection]) AND NOT (TITLE-ABS [review]) AND (PUBYEAR > 1970) AND (EXCLUDE [PUBYEAR, 2016]) (search date, 13 May 2016).