The DESCRIPTION file:
tools:::Rd_package_DESCRIPTION("submax")
tools:::Rd_package_indices("submax")
The main function is submax(). Also helpful is score(). See their documentation.
References
Lee, K., Small, D. S., & Rosenbaum, P. R. (2017). A new, powerful
approach to the study of effect modification in observational
studies. arXiv preprint arXiv:1702.00525.