Family diseases in N.H.S. general practice: A second report on the use of the morbidity indexing system.
E V
EV
Kuenssberg
S A
SA
Sklaroff
Psychiatr Neurol Neurochir. 1960 Jul-Aug;63:217-36
13736982
Br Med J. 1955 Jul 16;2(4932):172-7
14389717
Proc R Soc Med. 1962 Apr;55:299-302
14460273