Title:
JAMA: The Journal of the American Medical Association
Publisher:
American Medical Association (AMA)
ISSN
(Print):
00987484
ISSN
(Electronic):
15383598
Publication date
(Print):
June
13 1990
Volume: 263
Issue: 22
Pages: 3029-3034
Article
DOI: 10.1001/jama.263.22.3029
SO-VID: adfa27f6-bdff-4c59-839d-c51f434930c1
Copyright © ©
1990