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Proportional hazards estimation in the presence of a partially monotone likelihood has difficulties, in that finite estimators do not exist. These difficulties are related to those arising from logistic and multinomial regression. References for methods are given in the separate function documents.
Package details 


Author  John E. Kolassa and Juan Zhang 
Maintainer  John E. Kolassa <kolassa@stat.rutgers.edu> 
License  GPL3 
Version  2.0 
Package repository  View on CRAN 
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