Pekcan, S. 2017. Acute and chronic changes in massive Barium Sulfate aspiration in an infant who subsequently was diagnosed with severe Gastro-esophageal Reflux. Journal of Pulmonology and Respiratory Research. 1, 1 (Jun. 2017), 003–008. DOI:https://doi.org/10.29328/journal.jprr.1001002.