Morbidity and mortality weekly report, Vol. 23, no. 9, March 2, 1974

Epidemiologic notes and reports: Ampicillin-resistant Hemophilus influenzae meningitis - Maryland, Georgia -- Giardia lamblia infection in travelers to the Soviet Union -- A hospital-based outbreak of hepatitis A - Vermont -- Follow-up on Salmonella eastbourne outbreak - United States, Canada -- Current trends: Influenza - United States -- Primary and secondary syphilis - United States, January 1974.Table 1. Symptoms of 62 Giardiasis cases -- Figure 1. Hospital-associated Hepatitis-A cases, Vermont, October-December 1973 -- Table 2. Salmonella eastbourne isolations from Regent Chocolate, Ltd, factory St. Hyacinthe, Quebec - February 4-13, 1974 -- Figure 2. States that have reported influenza B outbreaks since December 1973 -- Figure 3. States that have reported suspect or confirmed cases of Reye's syndrome since December 1973 -- Summary of reported cases of infectious syphilis.Table I. Cases of specified notifiable diseases: United States -- Table II. Notifiable diseases of low frequency -- Table III. Cases of specified notifiable diseases: United States, weeks ending March 2, 1974, and March 3, 1973 (9th week) -- Table IV. Deaths in 121 U.S. cities, week ending March 2, 1974