Under‐Five Mortality in Humanitarian Emergencies: A Comparison of Face‐to‐Face and Mobile Phone Survey Estimates From Burkina Faso. - Dianou, Kassoum; Masquelier, Bruno; Helleringer, Stéphane; Lankoandé, Bruno; Soura, Adramane B.; Billa, Oumar; Compaoré, Yacouba; Reniers, Georges (Tropical Medicine & International Health, 2026)