Twiss J, McKenna SP, Crawford SR, Tammaru M, Oprandi NC. Adapting the Asthma Life Impact Scale (ALIS) for use in Southern European (Italian) and Eastern European (Russian) cultures. J Med Econ. 2011;14(6):729-38. doi: 10.3111/13696998.2011.615356
Gutierrez L, Roskell N, Castellsague J, Beard S, Rycroft C, Abeysinghe S, Shannon P, Robbins S, Gitlin M. Study of the incremental cost and clinical burden of hip fractures in postmenopausal women in the United Kingdom. J Med Econ. 2011 Jan 1;14(1):99-107.