1. Uncrewed aircraft systems versus motorcycles to deliver laboratory samples in west Africa: a comparative economic study. Issue 1 (January 2020) Authors: Ochieng, Walter O; Ye, Tun; Scheel, Christina; Lor, Aun; Saindon, John; Yee, Sue Lin; Meltzer, Martin I; Kapil, Vikas; Karem, Kevin Journal: Lancet Issue: Volume 8:Issue 1(2020) Page Start: e143 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗