Author contributions
Saqib Abbasi designed the project, interrogated the NIS database, performed the research and analyzed the data. Alec Britt performed the literature review and wrote the manuscript. Brian McClune reviewed and edited the manuscript. Leyla Shune reviewed and edited the manuscript. Suman Kambhampati reviewed and edited the manuscript. Ghulam Rehman Mohyuddin designed the project, analyzed the data, and reviewed and edited the manuscript.
Disclosure statement
No potential conflict of interest was reported by the authors.