LETTERS - Two companion letters to the Editor (by Uwe Molina, MD, Kristen Liebold, MD, and Martin Kaatz, MD; reply by Dory N H Enomoto, MD, and Jan R Mekkes, MD, PhD) on the topic of photopheresis therapy for scleroderma may be found in the Journal's online feature section preBlue at www.eblue.org./