@misc{indiciae1cf5a443f973, title = {[Closed circuit anesthesia using Modulus II Plus].}, author = {A Di Filippo and S Falsini and C Minoni and L Bonetti and G P Novelli}, year = {1990}, url = {https://pubmed.ncbi.nlm.nih.gov/2274152/}, note = {Source identifier: 2274152} }