RT Journal Article
SR Electronic
T1 Personal lists
JF The Journal of the Royal College of General Practitioners
JO J R Coll Gen Pract
FD British Journal of General Practice
SP 177
OP 178
VO 36
IS 285
A1 Denis Pereira Gray
A1 Ann Buxton
A1 Russell Steele
YR 1986
UL http://bjgp.org/content/36/285/177.3.abstract
AB