Pethema.org is a virtual work environment that provides support for all those involved in the research and study of therapeutics for haematological neoplasms. Grupo PETHEMA is a work group of the
Spanish Society of Haematology and Hemotherapy (SEHH in its Spanish acronym) whose aim is the diagnosis and treatment of haematological malignancies. PETHEMA welcomes all haematology professionals interested in carrying out or taking part in studies on the above-mentioned fields. We invite you to register and access the different sections of this environment. We trust you will find them of great interest and help.