Peck, G. L., Hanna, J. S. (2018). 'The National Surgical, Obstetric, and Anesthesia Plan (NSOAP): Recognition and Definition of an Empirically Evolving Global Surgery Systems Science; Comment on “Global Surgery – Informing National Strategies for Scaling Up Surgery in Sub-Saharan Africa”', International Journal of Health Policy and Management, 7(12), pp. 1151-1154. doi: 10.15171/ijhpm.2018.87