Emergency laparotomy for peritonitis in the elderly: A Multicentre observational study of outcomes in Sub-Saharan Africa 由 Aloysius Ugwu-Olisa Ogbuanya, Nonyelum Benedett Ugwu, Vincent C Enemuo, Ugochukwu U Nnadozie, Uche Emmanuel Eni, Richard L Ewah, Uzoamaka E Ajuluchuku, Daniel A Umezurike, Livinus N Onah

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