Citation

Shepherd JP. Br. Med. J. BMJ 1994; 308(6934): 932-933.

Comment In:

BMJ 1994;308(6938):1237-8

Copyright

(Copyright © 1994, BMJ Publishing Group)

DOI

unavailable

PMID

8173396

PMCID

PMC2539803

Abstract

[Abstract unavailable]

Language: en