Clinical Epidemiology Center, Research and Development Service, VA St. Louis Health Care System, St. Louis, MO, USA

Yan Xie, Taeyoung Choi & Ziyad Al-Aly

Veterans Research and Education Foundation of St. Louis, St. Louis, MO, USA

Yan Xie, Taeyoung Choi & Ziyad Al-Aly

Division of Pharmacoepidemiology, Clinical Epidemiology Center, Research and Development Service, VA St. Louis Health Care System, St. Louis, MO, USA

Yan Xie

Division of Public Health Sciences, Department of Surgery, Washington University School of Medicine, St. Louis, MO, USA

Yan Xie

Department of Medicine, Washington University School of Medicine, St. Louis, MO, USA

Ziyad Al-Aly

Nephrology Section, Medicine Service, VA St. Louis Health Care System, St. Louis, MO, USA

Ziyad Al-Aly

Institute for Public Health, Washington University in St. Louis, St. Louis, MO, USA

Ziyad Al-Aly

Correspondence to Ziyad Al-Aly.