two automatic long barrelled-guns

font line iron circle brand cartoon drawing wing text monochrome diagram wheel logo number pattern sketch two automatic long barrelled-guns crossed long-barreled guns weapons design background national symbol art risk warning protection planet disease alert caution infected contamination coronavirus medicine mers biohazard china detected virus flu global epidemic danger pandemic infection outbreak corona-virus international wuhan chinese safety connection concept attention respiratory vaccine medical mers-cov world pneumonia syndrome prohibition corona stop asia map serious