@misc{indiciae74ee3b69db98, title = {Developmental changes in tracheal structure.}, author = {K S Deoras and M R Wolfson and R L Searls and S R Hilfer and T H Shaffer}, year = {1991}, doi = {10.1203/00006450-199108000-00010}, url = {https://pubmed.ncbi.nlm.nih.gov/1896262/}, note = {Source identifier: 1896262} }