Comparative analysis of risk factors for acute graft-versus-host disease and for chronic graft-versus-host disease according to National Institutes of Health consensus criteria - Flowers, Mary E.D.; Inamoto, Yoshihiro; Carpenter, Paul A.; Lee, Stephanie J.; Kiem, Hans-Peter; Petersdorf, Effie W.; Pereira, Shalini E.; Nash, Richard A.; Mielcarek, Marco; Fero, Matthew L.; Warren, Edus H.; Sanders, Jean E.; et al. (Blood, 2011)