| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Controlled Trial of the Effect of a Prepaid Group Practice on the Utilization of Medical Services | 978-0-8330-0679-0 (0-8330-0679-7) | 1985 | Willard G. Manning · George A. Goldberg · Wm Rogers |
| The Effect of Cost Sharing on the Use of Medical Services by Children: Interim Results from a Randomized Controlled Trial | 978-0-8330-0671-4 (0-8330-0671-1) | 1985 | |