TY - RPRT TI - Decrease of memory T helper cells (CD4+ CD45R0+) in hairy cell leukemia. AU - F A van der Horst AU - A van der Marel AU - G J den Ottolander AU - H C Kluin-Nelemans PY - 1993 UR - https://pubmed.ncbi.nlm.nih.gov/8093370/ ID - 8093370 ER -