Wardhana, A., and J. Nugroho. “Three-Way Stopcock As Breathing Circuit in Anesthetic Procedures on Wistar Rats As Animal Models in Research”. Indonesian Journal of Anesthesiology and Reanimation, vol. 4, no. 1, Jan. 2022, pp. 55-61, doi:10.20473/ijar.V4I12022.55-61.