• Article  

      Frailty models for arbitrarily censored and truncated data 

      Huber-Carol, C.; Vonta, Filia (2004)
      In this paper, we propose a frailty model for statistical inference in the case where we are faced with arbitrarily censored and truncated data. Our results extend those of Alioum and Commenges (1996), who developed a ...
    • Article  

      Variable selection strategies in survival models with multiple imputations 

      Vonta, Filia; Karagrigoriou, Alex (2007)
      In this paper, the variable selection strategies (criteria) are thoroughly discussed and their use in various survival models is investigated. The asymptotic efficiency property, in the sense of Shibata Ann Stat 8: 147-164, ...