Urosevic J, Garcia-Albeniz X, Planet E, Real S, Cespedes MV, Guiu M, Fernandez E, Bellmunt A, Gawrzak S, Pavlovic M, Mangues R, Dolado I, Barriga FM, Nadal C, Kemeny N, Batlle E, Nebreda AR, Gomis RR. Colon cancer cells colonize the lung from established liver metastases through p38 MAPK signalling and PTHLH. Nat Cell Biol. 2014 Jul;16(7):685-94. doi: 10.1038/ncb2977
Knoll S, Jochum D, Talbird S. Comparative cost benefit analysis of two new Pneumococcal Conjugate Vaccines (PHiD-CV and PCV-13). Klin Padiatr. 2010 Jun 1;222(Suppl 1):S51-2.
Michels KB, Rothman KJ. Update on unethical use of placebos in randomised trials. Bioethics. 2003 Apr;17(2):188-204.