PT  - JOURNAL ARTICLE
AU  - D. J. Pereira Gray
TI  - DAVIDSON'S PRINCIPLES AND PRACTICE OF MEDICINE 12TH EDITION
DP  - 1979 Apr 01
TA  - The Journal of the Royal College of General Practitioners
PG  - 252--252
VI  - 29
IP  - 201
4099  - http://bjgp.org/content/29/201/252.3.short
4100  - http://bjgp.org/content/29/201/252.3.full
SO  - J R Coll Gen Pract1979 Apr 01; 29