Morbidity and mortality weekly report, Vol. 28, no. 51, January 4, 1980

Surveillance summary: Pelvic inflammatory disease - United States -- Human Salmonella isolates - United States, 1978 -- International notes: Rift Valley fever with retinopathy - Canada -- Rift Valley fever studies - Egypt -- Current trends: Influenza - United States, worldwide.Figure 1. Total salpingitis and PID visits per 100,000 female population (age 10-50), United States, 1961-1977 -- Figure 2. Total diagnoses of salpingitis and PID per 100,000 females discharged from hospitals, by data source, United States, 1970-1977 -- Figure 3. Salmonella attack rates, by age, United States, 1978 -- Table 1. The 10 most frequently isolated serotypes of non-typhoid Salmonella, United States, 1978Table I. Cases of specified notifiable diseases: United States -- Table II. Notifiable diseases of low frequency, United States -- Table III. Cases of specified notifiable diseases, United States, weeks ending December 22, 1979, and December 23, 1978 (51st week) -- Table IV. Deaths in 121 U.S. cities, week ending December 22, 1979 (51st week) -- Table III. Cases of specified notifiable diseases, United States, weeks ending December 29, 1979, and December 30, 1978 (52nd week) -- Table IV. Deaths in 121 U.S. cities, week ending December 29, 1979 (52nd week) -- Table I. Summary - Cases of specified notifiable diseases, United States