1 Department of Physical Therapy and Rehabilitation, King Faisal Specialist Hospital and Research Center, Riyadh, Saudi Arabia. qualityfrlife@gmail.com.
2 Physical Therapy Association for Graft Versus Host Disease, Swindon, UK. qualityfrlife@gmail.com.
3 MSU-E, US Army, Kaiserslautern, Germany.
4 Department of Adult Hematology and Stem Cell Transplant, King Faisal Hospital and Research Center, Riyadh, Saudi Arabia.
5 Department of Medicine, Vanderbilt University, Nashville, TN, USA.
6 Department of Internal Medicine, Mayo Clinic, Rochester, MN, USA.