@misc{indiciae90d1a93da7b4, title = {Tracheal changes in relation to different tracheostomy techniques. (An experimental study on rabbits).}, author = {K Natvig and J H Olving}, year = {1981}, doi = {10.1017/s0022215100090411}, url = {https://pubmed.ncbi.nlm.nih.gov/7462779/}, note = {Source identifier: 7462779} }