摘要：An epidemic of serologically confirmed hepatitis A occurred between May and September 1983 in Singapore. The vehicle of transmission was traced to raw and partially cooked cockles, Anadara granosa, which had been imported from places with no sanitary control on the production. Strict controls on imported cockles are warranted. Full text Full text is available as a scanned copy of the original print version. Get a printable copy (PDF file) of the complete article (710K), or click on a page image below to browse page by page. Links to PubMed are also available for Selected References . 893 894 895 896 897
