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9204 Medicine

Refractory gastric ulcer is defined as.

AUlcer that fails to heal despite 4 weeks of regular proper dose PPI
BUlcer that fails to heal despite 8 weeks of regular proper dose PPI
CUlcer that fails to heal despite 12 weeks of regular proper dose PPI (Correct Answer)
DUlcer that fails to heal despite 16 weeks of regular proper dose PPI