@misc{indiciae0136a1d62374, title = {[Permanent tracheostomy in rats].}, author = {B Czermak and A Knoflach and D Ofner and G Klima and R Margreiter}, year = {1990}, url = {https://pubmed.ncbi.nlm.nih.gov/2095655/}, note = {Source identifier: 2095655} }