The statistical study of DTRs and associated methods of estimation is a young and growing field. As such, there are many topics which are only beginning to be explored. In this chapter, we point to some new developments and areas of research in the field.
Chakraborty, B., & Moodie, E. E. M. (2013). Additional Considerations and Final Thoughts (pp. 169–180). https://doi.org/10.1007/978-1-4614-7428-9_9