1 Department of Medicine, Division of Nephrology, Mayo Clinic Arizona, Phoenix, Arizona, USA. Electronic address: Alasfar.Sami@mayo.edu.
2 Syrian Board of Medical Specialties, Idlib, Northwest Syria.
3 Department of Medicine, Dr. Muhammad Waseemm Maaz Hospital, Azaz, Northwest Syria.
4 Charleston Nephrology Hypertension and Transplant, South Charleston, West Virginia, USA.
5 Departmemt of Medicine, Wayne State University, Detroit, Michigan, USA; Michigan Kidney Consultants LLC, Pontiac, Michigan, USA.
6 Syrian Board of Medical Specialties, Idlib, Northwest Syria; The Virtual Nephrologist INC, Lynn Haven, Florida, USA.
7 Renal Division, Brigham and Women's Hospital, Harvard Medical School, Boston Massachusetts, USA; Department of Paediatrics and Child Health, University of Cape Town, Cape Town, South Africa; Department of Public and Global Health, Epidemiology, Biostatistics and Prevention Institute, University of Zurich, Zurich, Switzerland.
8 Syrian Board of Medical Specialties, Idlib, Northwest Syria; Metropolitan Access Center, Colmar Manor, Maryland, USA.
9 Department of Medicine, Division of Nephrology, Brugmann University Hospital, Brussels, Belgium.
10 Department of Medicine, Division of Nephrology, Indiana University School of Medicine-West Lafayette, Lafayette, Indiana, USA.
11 Nephrology and Hypertension Associates, Bluefield, West Virginia, USA.