TY - GEN AU - Collier,D S TI - Gastric ulceration: response to an unnatural environment PY - 2000///0324 KW - Animals KW - Horse Diseases KW - etiology KW - Horses KW - Stomach Ulcer N1 - Publication Type: Comment; Editorial UR - https://doi.org/10.1111/j.2042-3306.1999.tb05160.x ER -