Abraham, N. S.
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机构:
Michael E DeBakey VA Med Ctr, Sect Hlth Serv Res, Houston Ctr Qual Care & Utilizat Studies, Houston, TX 77030 USA
Michael E DeBakey VA Med Ctr, Gastrointestinal Outcomes Geriatr GO GERI Unit, Houston, TX 77030 USA
Baylor Coll Med, Sect Digest Dis, Houston, TX 77030 USA
Michael E DeBakey VA Med Ctr, Gastroenterol Sect, Houston, TX 77030 USA Michael E DeBakey VA Med Ctr, Sect Hlth Serv Res, Houston Ctr Qual Care & Utilizat Studies, Houston, TX 77030 USA