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Estupiñan Martínez R, Navarro Hernández JC, Ruiz Ravelo RM, Hernández De Lira PK, Torres Ruiz E. Hypovolemic Shock Due to Lower Gastrointestinal Tract Bleeding Secondary to Primary Rectal Syphilitic Ulcer. Case Report and Literature Review. International Journal Of Medical Science And Clinical Research Studies [Internet]. 2023Dec.29 [cited 2024Jun.18];3(12):3262-7. Available from: https://ijmscr.org/index.php/ijmscrs/article/view/1370