International Health
Volume 12, Issue 1, January 2020
https://academic.oup.com/inthealth/issue/12/1

Original Articles
Re-evaluating herd protection by Vi typhoid vaccine in a cluster randomized trial
Mohammad Ali, Dipika Sur, Suman Kanungo, Firdausi Qadri, Deok Ryun Kim …
Int Health, Volume 12, Issue 1, January 2020, Pages 36–42, https://doi.org/10.1093/inthealth/ihz069