Received: 7 December 2019
Accepted: 23 June 2020
First Online: 30 June 2020
Compliance with Ethical Standards
: The present study was conducted according to the principles expressed in the Helsinki declaration and ethical standards of the National Research Institute of Tuberculosis and Lung Diseases (NRITLD) committee (IR.SBMU.NRITLD.REC.1397.510). The informed consent was obtained from all patients and/or their parents.
: The authors declare that they have no conflict of interest.