VESELSKÁ, Renata, Karel ZITTERBART, Jan AUER and
Jakub NERADIL. Caffeic acid enhances differentiation of HL-60 myeloid leukemia cells induced by all-trans retinoic acid.
Journal of Molecular Histology. Kluwer, 2004, vol. 35, No 2, p. 203-204. ISSN 1567-2379.