aDepartment of Medicine, Mayo Clinic, Phoenix/Scottsdale, Arizona

bSection of Hematology and Oncology, Department of Medicine, Baylor College of Medicine, Houston, Texas

cDivision of Hematology, Department of Medicine, Mayo Clinic, Rochester, Minnesota, USA

dDepartment of Medicine, Sheikh Shakbout Medical City

eMedical Affairs, Khalifa University, Abu Dhabi, United Arab Emirates

Correspondence to Shahrukh K. Hashmi, MD, MPH, Division of Hematology, Department of Medicine, Mayo Clinic, 200 1st St. SW, Rochester, MN 55905, USA. Tel: +1 507 538 3270; fax: +1 507 284 4011; e-mail: [email protected]