Citation

Christian MS. Br. Med. J. BMJ 1992; 304(6819): 117.

Comment On:

BMJ 1991;303(6813):1283-4

Copyright

(Copyright © 1992, BMJ Publishing Group)

DOI

unavailable

PMID

1737117

PMCID

PMC1881021

Abstract

[Abstract unavailable]

Language: en