Abstract
Get full access to this article
View all access options for this article.
References
1.
Cairns, M.
and
Stewart, A.M.
(1951 ). Brit. J. Soc. Med.
5 , 73 .
2.
Smith, C.M.
(1947 ). Med. Offr.
77 , 109 .
3.
Fisher, O.E.
(1952 , August). Tubercle . 232 .
4.
Gerrard, J.
Personal communication .
5.
Craigmile, D.A.
(1953 ). Brit. med. J.
II , 749 .
6.
Freebairn, C.
,
Scott, G.A.
and
Neil Reid , E.
(1959 ). Med. Offr.
102 , 155 .