Determinants of immunization status of children under two years old in Sumatera, Indonesia: A multilevel analysis of the 2020 Indonesia National Socio-Economic Survey.

Background: The success of a basic immunization program among children has been known as the cheapest and most effective approach in improving child survival against preventable diseases. This study aims to examine the determinant factors at the individual and contextual level that affect the provision of complete basic immunization for children aged 12-23 months in Sumatra, Indonesia.

Methods: Using the 2020 Indonesia National Socio-Economic Survey (SUSENAS) data, a multilevel binary logistic regression model was developed at the individual level and the regency/municipality level as the first and second level of analysis respectively.

Pre-emptive spectral graph protection strategies on multiplex social networks.

Constructing effective and scalable protection strategies over epidemic propagation is a challenging issue. It has been attracting interests in both theoretical and empirical studies. However, most of the recent developments are limited to the simplified single-layered networks.