Trends and patterns of childhood mortality clustering in Nigeria • Joshua O. Akinyemi, University of Ibadan ; Olusola Ayeni, University of Ibadan ; Afolabi Bamgboye, University of Ibadan

Trends and causes of child mortality in rural Tanzania: experience from Rufiji Health and Demographic Surveillance (HDSS) • Malick Kante, Columbia University ; Mrema Sigilbert, Ifakara Health Institute (IHI) ; Stephane Helleringer, Columbia University

Tobacco consumption during pregnancy in Bangladesh: level and burden among slum women in Dhaka District • Sadananda Mitra, Independent Consultant ; Kabita R. Bhadra, Independent Researcher

Socio economic inequalities in infant mortality in Latin America: the impact of income, education and social class • Andres Palacio, Lund University

Pregnancy care in Cambodia: challenges in achieving the fifth Millennium Development Goal • Marguerite L. Sagna, University of Alberta ; Thankam S. Sunil, University of Texas at San Antonio