RT Journal Article
SR Electronic
T1 Research method--from the research unit. A family record card.
JF The Journal of the Royal College of General Practitioners
JO J R Coll Gen Pract
FD British Journal of General Practice
SP 172
OP 173
VO 19
IS 92
YR 1970
UL http://bjgp.org/content/19/92/172.abstract
AB