Scapozza, L.; Ballmer, P.; Johner, R.; Perozzo, R.; Pilger, B.; Pospisil, P.; Prota, A.; Schelling, P.; Spadola, L.; Wurth, C. Extended Substrate Acceptance of Herpes Simplex Virus Type 1 Thymidine Kinase: A New Chance for Gene and Antiviral Therapy. Chimia 2000, 54, 663.