@article{WeidekampMaicher2013, author = {Weidekamp-Maicher, Manuela}, title = {Nonpharmacological treatments: their influence on quality of life of people with dementia and possible impacts by corresponding instruments. A systematic review of literature}, journal = {Zeitschrift fur Gerontologie und Geriatrie}, volume = {46}, number = {2}, pages = {134 -- 143}, doi = {10.1007/s00391-012-0341-3}, year = {2013}, }