Voluntary medical insurance in the United States
Subtitle: major trends and current problems
By: by Helen Hershfield Avnet.
Contributors: Medical administration service, inc., New York.; Group Health Cooperative, Inc.
Publisher: Medical Administration Service, Inc.
Published: 1944
Place of publication: [New York
Language: eng
Number of pages: 106
Subjects: Insurance, Health -- United States; Medical economics
Notes: "References": p. [105]
"Study ... made at the request of Group Health Cooperative, Inc."--Foreword.