Multimorbidity patterns in a primary care population aged 55 years and over.

Sinnige, J., Korevaar, J.C., Westert, G.P., Spreeuwenberg, P., Schellevis, F.G., Braspenning, J.C.C. Multimorbidity patterns in a primary care population aged 55 years and over. Family Practice: 2015, 32(5), 505-513