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Comment
. 1990 Sep 22;301(6752):608-9.

The Black report

No authors listed
Comment

The Black report

No authors listed. BMJ. .
No abstract available

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References

    1. BMJ. 1989 Dec 16;299(6714):1528 - PubMed
    1. J R Coll Gen Pract. 1987 Dec;37(305):533-6 - PubMed
    1. BMJ. 1990 Aug 18-25;301(6748):373-7 - PubMed
    1. BMJ. 1990 Aug 18-25;301(6748):349-50 - PubMed

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