@article{article109060e4,
title   = {A Combined Gamma Frailty and Normal Random-effects Model for Repeated, Overdispersed Time-to-event Data},
author = {Molenberghs, Geert and Verbeke, Geert and Efendi, Achmad and Braekers, Roel and Demétrio, Clarice Garcia Borges},
year = {2015},
doi = {10.1177/0962280214520730},
journal   = {Statistical Methods in Medical Research}
}