M. S. Al-Zaidi, H. S. Kadhim, and H. Ahmed Shemran, “The possible association between Chlamydia pneumoniae infection and asthma”., JFacMedBagdad, vol. 52, no. 3, pp. 318–319, Oct. 2010, doi: 10.32007/jfacmedbagdad.523984.