Send the following on WhatsApp
Continue to ChatExtracorporeal photoimmunotherapy for the treatment of steroid refractory progressive chronic graft-versus-host disease. - https://avesis.ankara.edu.tr/yayin/cc2c6d38-6487-4f10-a634-41b609bb547a/extracorporeal-photoimmunotherapy-for-the-treatment-of-steroid-refractory-progressive-chronic-graft-versus-host-disease