(1)
Rao, S. R.; LaRocque, R. C.; Jentes, E. S.; Hagmann, S. H.; Ryan, E. T.; Han, P. V.; Kleinbaum, D. G.; Consortium, G. T. Comparison of Methods for Clustered Data Analysis in a Non-Ideal Situation: Results from an Evaluation of Predictors of Yellow Fever Vaccine Refusal in the Global TravEpiNet (GTEN) Consortium. ijsmr 2014, 3, 215-223.