Cheng L, Hertelendy AJ, Hart A, Law LS, Hata R, Nouaime G, Issa F, Echeverri L, Voskanyan A, Ciottone GR. Factors associated with international humanitarian aid appeal for disasters from 1995 to 2015: A retrospective database study. PLoS One. 2023; 18(6):e0286472.