Gasperoni, F., Ieva, F., Paganoni, A. M., Jackson, C. H., & Sharples, L. (2018). Non-parametric frailty Cox models for hierarchical time-to-event data. Biostatistics.
Chicago Style CitationGasperoni, Francesca, Francesca Ieva, Anna Maria Paganoni, Christopher H. Jackson, and Linda Sharples. "Non-parametric Frailty Cox Models for Hierarchical Time-to-event Data." Biostatistics 2018.
MLA CitationGasperoni, Francesca, et al. "Non-parametric Frailty Cox Models for Hierarchical Time-to-event Data." Biostatistics 2018.
Warning: These citations may not always be 100% accurate.