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Lukas A., Mayer B., Fialova D., Topinkova E., Gindin J., Onder G., Bernabei R., Nikolaus T., Denkinger M.D.  2013.  Treatment of Pain in European Nursing Homes: Results from the Services and Health for Elderly in Long TERm Care (SHELTER) Study. Journal of the American Medical Directors Association. 14(11):821-831.

Lukas A., Mayer B., Onder G., Bernabei R., Denkinger M.D.  2015.  Schmerztherapie in deutschen Pflegeeinrichtungen im europäischen Vergleich: Ergebnisse der SHELTER-Studie. Schmerz. 29(4):411-421.

Lukas A., Mayer B., Onder G., Bernabei R., Denkinger M.D.  2015.  Pain therapy in German long-term care facilities in a European comparison: Results of the SHELTER study. Schmerz. 29(4):411-421.

Yamada Y., Vlachova M., Richter T., Finne-Soveri H., Gindin J., van der Roest H., Denkinger M.D, Bernabei R., Onder G., Topinkova E..  2014.  Prevalence and Correlates of Hearing and Visual Impairments in European Nursing Homes: Results From the SHELTER Study. Journal of the American Medical Directors Association. 15(10):738-743.