PT  - JOURNAL ARTICLE
AU  - Derek Balon
AU  - Norman Evans
AU  - Russell Greene
TI  - Letters
DP  - 1989 May 01
TA  - The Journal of the Royal College of General Practitioners
PG  - 216--217
VI  - 39
IP  - 322
4099  - http://bjgp.org/content/39/322/216.short
4100  - http://bjgp.org/content/39/322/216.full
SO  - J R Coll Gen Pract1989 May 01; 39