S. Theerapongpakdee, S. Chanthawong, and K. Phanumonwathee, “The Construction and Study of Pressure and Volumeof Srinagarind Hospital Non-Rebreathing Bag and Conventional Non-Rebreathing Bag in Simulator”, SRIMEDJ, vol. 31, no. 5, p. 53, Oct. 2016.