Descriptions and reporting of adverse events in clinical trials with no control group.

<p>Abbreviations:</p>¥<p> = both follow-up duration and frequency defined a priori for adverse event,</p>+<p> = adverse event not defined a priori,</p>*<p> = clinical endpoint defined a priori,</p>++<p> = only follow-up duration listed for all events a priori, follow-up frequency not listed, AE = adverse event, DMSO = dimethylsulfoxide, FBS = fetal bovine serum, GVHD = graft-versus-host disease.