Roberts, Christine, Charles S. Algert, Tanya A. Nippita, Jonathan M. Morris, and Jane B. Ford. 2017. “Record Linkage Improves Assessment of Interpregnancy Interval (IPI): IJPDS (2017) Issue 1, Vol 1:061, Proceedings of the IPDLN Conference (August 2016)”. International Journal of Population Data Science 1 (1). https://doi.org/10.23889/ijpds.v1i1.80.