1. Keith RL, Miller YE. Lung cancer chemoprevention: current status and future prospects. Nat Rev Clin Oncol. 2013;10:334–43.
2. Berkovich L, Ron I, Earon G, Abu-Ghanem S, Rimmon A, Lev-Ari S. The role of medicinal herbs with anti-inflammatory properties in prevention and treatment of cancer. Harefuah. 2012;151(629-632):654.
3. McLeod HL. Cancer pharmacogenomics: early promise, but concerted effort needed. Science. 2013;339:1563–6.
4. Ali R, Mirza Z, Ashraf GM, Kamal MA, Ansari SA, Damanhouri GA, et al. New anticancer agents: recent developments in tumor therapy. Anticancer Res. 2012;32:2999–3005.
5. Dehelean CA, Feflea S, Molnar J, Zupko I, Soica C. Betulin as an antitumor agent tested in vitro on a431, hela and mcf7, and as an angiogenic inhibitor in vivo in the cam assay. Nat Prod Commun. 2012;7:981–5.