View report page

to the refrigerator for a further 48 hours. It was then boiled for 45 minutes in thick
gravy, vegetables added and boiled slowly for a further 30 minutes, after which it was
placed in the hot compartment of the servery.
The agent causing the outbreak was Claustridium Welchii. 10 persons suffered
symptoms, the probable origin of the infection being the meat.
(3) The family outbreak involved 3 members of the same family.
The food was consumed at a wedding reception held at a restaurant in a London
Borough whose officers carried out the investigation and it is understood that Salmonella
organism was isolated from patients and from chicken eaten at a second reception held
on the same day.
Infective Jaundice.
34 cases were notified during the year of which 8 were admitted to hospital.
In one episode involving 5 cases in one family, including 4 children, the infection
was spread by personal contact but the original cause of the infection was not dis-
covered.

Smallpox.
No cases of smallpox were notified during the year.
Under the Public Health (Aircraft) Regulations, 1966, and the Public Health
(Ships) Regulations, 1966 arrivals in this country from endemic areas who are not in
possession of valid international certificates of vaccination against Smallpox are placed
under surveillance by the Port or Airport Medical Officer for a period of fourteen days.
15