.Publisheru00e2 $ s keep in mind Springer Nature remains neutral when it come to jurisdictional insurance claims in posted maps and institutional affiliations.This is actually a review of: Hanson, C. et cetera. A time-stratified, caseu00e2 $ "crossover research study of heat visibility and also perinatal mortality from 16 healthcare facilities in sub-Saharan Africa. Nat. Med. https://doi.org/10.1038/s41591-024-03245-7 (2024 ).