Rankings
Publications
Search Publications
Cited-by Search
Sources
Publishers
Scholars
Scholars
Top Cited Scholars
Organizations
About
Scilit
About Us
Advisory Board
Data Sources
Career
Support / Contact
User Guide
Publisher User
Search Function
Rankings Function
API Resource
Scilit Knowledge
Metrics
Scilit Recognitions
Publications Classification
Media
News
Blog
Login
Register
Home
Publications
Round-up
Home
Publications
Round-up
Round-up
Citation Alert
Add to Library
Cite
Download
Share
Download
Download PDF
Download
Publisher website
Google Scholar
28 October 1978
journal article
Published by
BMJ
in
BMJ
Vol. 2
(6146)
,
1240
DOI:
10.1136/bmj.2.6146.1240
Abstract
No abstract available
Cited
Cited by 2 articles
Scroll to top