Citation

Morrison PJ. Br. Med. J. BMJ 1992; 304(6829): 779-780.

Comment On:

BMJ 1992;304(6824):422

Copyright

(Copyright © 1992, BMJ Publishing Group)

DOI

unavailable

PMID

1571702

PMCID

PMC1881582

Abstract

[Abstract unavailable]

Language: en