Natural experiments: an underused tool for public health?
M. Petticrew; S. Cummins; C. Ferrell; A. Findlay; C. Higgins; C. Hoy; A. Kearns; L. Sparks
- 作者M. Petticrew; S. Cummins; C. Ferrell; A. Findlay; C. Higgins; C. Hoy; A. Kearns; L. Sparks
- 卷第119卷
- 期第9期
- 印刷ISSN0033-3506
- 文件大小107.65KB
- 发表时间2005
- DOI10.1016/j.puhe.2004.11.008