About the Authors

David Kault

David.Kault@jcu.edu.au

Affiliation Discipline of Mathematics, College of Science, Technology and Engineering, James Cook University, Townsville, Australia

Sam Kault

Affiliation Centre for Applied Health Economics, Menzies Health Institute, Griffith University, Brisbane, Australia

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DK SK. Performed the experiments: DK SK. Analyzed the data: DK SK. Wrote the paper: DK SK.