HISTIOCYTE SOCIETY - An international community dedicated to research and treatment. www.histiocytesociety.org

HISTIOCYTOSIS ASSOCIATION OF AMERICA - Dedicated to raising awareness about histiocytic disorders, providing educational and emotional support and funding research leading to better treatments and a cure. www.histio.org

LIAM'S LIGHTHOUSE FOUNDATION - Established to create and provide educational material and awareness about HLH, to distribute unbiased, factual information to physicians, hospitals and the community regarding this disease. http://www.liamslighthouse.blogspot.com

NATIONAL MARROW DONOR PROGRAM - Information and resources for donors, patients and physicians about bone marrow and umbilical cord blood transplants. www.BeTheMatch.org

HLH-2004: Diagnostic and Therapeutic Guidelines for Hemophagocytic Lymphohistiocytosis - REVIEW

Hematopoietic cell transplantation for hemophagocytic lymphohistiocytosis: a journey of a thousand miles begins with a single (big) step - REVIEW

Hematopoietic Stem Cell Transplantation in Hemophagocytic Lymphohistiocytosis: A Single-Center Report of 48 Patients

Camerons Smile - The mission is to support the HRTrust to raise awareness and funds for crucial research into this illness. www.cameronssmile.com