Vols. for 19 -19 issued by: Centers for Disease Control, Center for Prevention Services, Division of Quarantine; <Mar. 1, 1991>-Oct. 23, 1992 by: U.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control, Center for Environmental Health and Injury Control; Nov. 6, 1992- by: U.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control and Prevention, National Center for Environmental Health; May 30, 1997- by: Vessel Sanitation Program, National Center for Environmental Health.
