Wibowo, Suryo, Rudiyuwono Raharjo, Erik Prabowo, & Agoes Wibisono.
" 013. Black Stools and Vomiting of Blood in Children Caused by Anemia Gravis ec Duodenal Ulcer Pars 2 with Perforation (Wound Healing with Branch A. Cystica Ruptur)." <em>JBN (Jurnal Bedah Nasional)</em> [Online], 8.2 (2024): S13. Web. 14 Oct. 2025