TY - GEN AU - PROTIC,M F TI - [Perforation of gastric cancer and duodenal ulcer caused by radiography with barium meal] PY - 2003///0501 KW - Barium KW - Barium Sulfate KW - adverse effects KW - Duodenal Ulcer KW - Humans KW - Peptic Ulcer Perforation KW - Stomach Neoplasms N1 - Publication Type: Journal Article ER -