Official websites use .gov A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Memorandum from Robert J. Huebner, National Institutes of Health to Harold Varmus [regarding Varmus' manuscript on the detection of new and additional virus-specific DNA sequences in chick embryo fibroblasts after infection by RSV]
Memorandum from Robert J. Huebner, National Institutes of Health to Harold Varmus [regarding Varmus' manuscript on the detection of new and additional virus-specific DNA sequences in chick embryo fibroblasts after infection by RSV]