@misc{indiciae86c7c6a7e562, title = {Pneumothorax.}, author = {M E Dwyer}, year = {1975}, doi = {10.1111/j.1440-1754.1975.tb02318.x}, url = {https://pubmed.ncbi.nlm.nih.gov/1221996/}, note = {Source identifier: 1221996} }