The Development of Spasmolytic Polypeptide/TFF2-Expressing Metaplasia (SPEM) During Gastric Repair Is Absent in the Aged StomachSummary oleh Amy C. Engevik, Rui Feng, Eunyoung Choi, Shana White, Nina Bertaux-Skeirik, Jing Li, Maxime M. Mahe, Eitaro Aihara, Li Yang, Betsy DiPasquale, Sunghee Oh, Kristen A. Engevik, Andrew S. Giraud, Marshall H. Montrose, Mario Medvedovic, Michael A. Helmrath, James R. Goldenring, Yana Zavros