作者单位:
Vet Affairs Healthcare Syst, Div Gastroenterol Hepatol & Nutr, Pittsburgh, PA USA
[1]
Vet Affairs Healthcare Syst, Ctr Hlth Equ Res & Promot, Pittsburgh, PA USA
[2]
Univ Pittsburgh, Dept Psychiat, Pittsburgh, PA USA
[3]
Univ Pittsburgh, Dept Anesthesia, Pittsburgh, PA USA
[4]
发布时间
2020-02-11