Baller M, Boorsma M, Frijters DHM, van Marwijk HWJ, Nijpels G, van Hout HPJ.  2010.  Depression in Dutch homes for the elderly: under?diagnosis in demented residents? International journal of geriatric psychiatry. 25(7):712-718.

Boorsma M, Frijters DHM, Knol DL, Ribbe ME, Nijpels G, van Hout HPJ.  2011.  Effects of multidisciplinary integrated care on quality of care in residential care facilities for elderly people: a cluster randomized trial. Canadian Medical Association Journal. 

Boorsma M, Joling K, Frijters D, Ribbe M, Nijpels G, van Hout H.  2011.  The prevalence, incidence and associated risk factors for delirium in Dutch nursing homes and residential care homes. NEW IN OLD. :102.

Boorsma M, Langedijk E, Frijters DHM, Nijpels G, Elfring T, van Hout HPJ.  2011.  Implementation of Geriatric Assessment and Decision Support as part of a Multidisciplinary Integrated Care Model in Residential Care Homes. NEW IN OLD. :76.

Boorsma M, van Hout HPJ, Frijters DH, Ribbe MW, Nijpels G.  2008.  The cost-effectiveness of a new disease management model for frail elderly living in homes for the elderly, design of a cluster randomized controlled clinical trial. BMC Health Services Research. 8(1):143.