@misc{indiciaef8cf096b5033, title = {Methodological issues in evaluating complex healthcare interventions.}, author = {Bronagh Blackwood}, year = {2006}, doi = {10.1111/j.1365-2648.2006.03869.x}, url = {https://pubmed.ncbi.nlm.nih.gov/16722959/}, note = {Source identifier: 16722959} }