Morbidity and mortality weekly report, Vol. 27, no. 26, June 30, 1978

Epidemiologic notes and reports: Laboratory-acquired endemic typhus - Maryland -- Follow-up on Legionnaires' disease - Bloomington, Indiana -- International notes: Follow-up on chemoprophylaxis of malaria -- Quarantine measures -- Poliomyelitis - Netherlands.Table 1. Information on malaria risk by country.Table I. Summary-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 June 24, 1978, and June 25, 1977 (25th week) -- Table IV. Deaths in 121 U.S. cities, week ending June 24, 1978 (25th week)