Agin, K., Emam Hadi, M., & Mostafazadeh, B. (2014). Status of Airway Reactivity among Small Airway Diseases with Regular Users Substance Abuse of Inhaling Opium; Preliminary Results of a Survey of Indirect Provocation Test. International Journal of Medical Toxicology and Forensic Medicine, 4(3(Summer), 83–90. https://doi.org/10.22037/ijmtfm.v4i3(Summer).5818