Albani, D, L Giorgetti, L Pitto, M Luo, and RM Cantoni. 2009. “Proliferation-Dependent Pattern of Expression of a Dihydrofolate Reductase-Thymidylate Synthase Gene from Daucus Carota”. European Journal of Histochemistry 49 (2):107-16. https://doi.org/10.4081/934.