The case study approach.
Crowe S, Cresswell K, Robertson A, Huby G, Avery A, Sheikh A.
Crowe S, et al. Among authors: cresswell k.
BMC Med Res Methodol. 2011 Jun 27;11:100. doi: 10.1186/1471-2288-11-100.
BMC Med Res Methodol. 2011.
PMID: 21707982
Free PMC article.
Review.