Chan KC. Nuisance parameter elimination for proportional likelihood ratio models with nonignorable missingness and random truncation. Biometrika. 2013;100(1). doi: 10.1093/biomet/ass056.
Chan KC. Nuisance parameter elimination for proportional likelihood ratio models with nonignorable missingness and random truncation. Biometrika. 2013;100(1). doi: 10.1093/biomet/ass056.