Open Access Research Paper Views (567) Download (26) Assessment of asthma causes identified by spirometry in Lahore, Pakistan Syed Shahid Imran Bukhari, Zulfiqar Ali Int. J. Biosci.17( 6), 202-217, December 2020. DOI: http://dx.doi.org/10.12692/ijb/17.6.202-217 Key: FEV1FVCMAObstructionRestrictionSpirometry Details