B. W. Morgan,M. R. Grigsby,T. Siddharthan,M. Chowdhury,A. Rubinstein,L. Gutierrez,V. Irazola,J. J. Miranda,A. Bernabe-Ortiz,D. Alam,R. A. Wise and W. Checkley. Epidemiology and risk factors of asthma-chronic obstructive pulmonary disease overlap in low- and middle-income countries. J Allergy Clin Immunol. 2019;143(4):10.1016/j.jaci.2018.06.052.
