selected publications
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academic article
- Comparison of least absolute shrinkage and selection operator and maximum likelihood estimators to establish determinants of immunization in trans-nzoia county. Journal of Social and Economic Statistics.. 4:1-17. 2015
- Multistate modelling vertical transmission and determination of R0 using transition intensities. HIKARI Applied Mathematical Sciences. 9:3941-3956. 2015
- Determination of optimal vaccination strategies using an orbital stability threshold from periodically driven systems. Journal of Mathematical Biology. 68:763-784. 2014
- Optimal vaccination strategies in an SIR epidemic model with time scales.. Applied Mathematics. 4:1-14. 2013
- Optimal vaccination strategies in periodic settings and threshold conditions: a survey. International Journal of Biomathematics and Biostatistics. 1:193-201. 2010
- On the imer function for nested animal breeding data. CSBIGS. 4:44-58. 2009
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book
- Theory and Practice of Mixed Modeling. VDM-Verlag Dr. Mueller, Saarbrucken / Mauritius. 2010
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case study