Answers are grounded in this paper and cite their sources.
CATO AALL, M.D., ELISABET HELSING; The Sahelian Drought: Proposals for a Supporting Programme in Niger for Food Provision, Nutrition Rehabilitation & M
No takes yet. Share an insight, caveat, or question.
Aall et al. (1974) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: