Evaluating the implementation and effects of a multilevel quality collaborative in hospital care: a research strategy.

Dückers, M., Wagner, C., Groenewegen, P. Evaluating the implementation and effects of a multilevel quality collaborative in hospital care: a research strategy. In: J. Ovretveit; P. Sousa. Quality and safety improvement research: methods and research practice from the International Quality Improvement Research Network. Lissabon: Escola Nacional de Saúde Pública, 2008. 105-126