@article{2002_1,
  title = "Variation of venous admixture, {SF}$_{6}$ shunt, {P}{\small a}$_{\text{O}_{2}}$, and the {P}{\footnotesize a}$_{\text{O}_{2}}/${F{\small I}}$_{\text{O}_{2}}$ ratio with {F{\footnotesize I}}$_{\text{O}_{2}}$",
  author = "J.P.\ Whiteley and D.J.\ Gavaghan and C.E.W.\ Hahn",
  year = "2002",
  journal = "British Journal of Anaesthesia",
  pages = "771--778",
  volume = "88",
}