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Perforated gastric ulcer: An unusual cause of peritonitis i..:

Abdelouhab Ammor ; Siham Nasri ; Maria Rkain.
http://www.afrjpaedsurg.org/article.asp?issn=0189-6725;year=2020;volume=17;issue=3;spage=115;epage=118;aulast=Ammor.  , 2020