@book{ BA07632811, author = "Fennell, Mary L. and Warnecke, Richard B.", title = "The diffusion of medical innovations : an applied network analysis", publisher = "Plenum Press", year = "1988", series = "Environment, development, and public policy", number = "Public policy and social services", URL = "https://ci.nii.ac.jp/ncid/BA07632811" }