- Letter from Harold Varmus to fellow clinicians who work with AIDS patients on their suggestions for naming the AIDS virus1
- Letter from Hilary Wass to Harold Varmus1
- Letter from J. Allen McCutchan, University of California, San Diego Medical Center to Harold Varmus1
- Letter from J. Vivian Wells, Royal North Shore Hospital to Harold Varmus1
- Letter from Jonathan W. M. Gold, Memorial Sloan-Kettering Cancer Center to Harold Varmus1
- Letter from Linda Rabeneck to Harold Varmus1
- Letter from Michael S. Gottlieb, University of California, Los Angeles School of Medicine to Harold Varmus1
- Letter from Paul Volberding, San Francisco General Hospital Medical Center to Harold Varmus1
- Letter from Peter J. Fischinger, National Cancer Institute to Harold Varmus1
- Letter from Peter R. Wolfe, University of California, Los Angeles AIDS Center to Harold Varmus1
- Letter from Renato Dulbecco, Salk Institute to Harold Varmus1
- Letter from Robert K. Bolan to Harold Varmus1
- Letter from Stephen Oroszlan, National Cancer Institute to Harold Varmus1
- Letter from Thomas C. Merigan, Stanford University School of Medicine to Harold Varmus1
- Letter from W. Abe Andes, Tulane University Medical Center to Harold Varmus1
- Letter from Wade P. Parks, University of Miami School of Medicine to Harold Varmus1
- Letter from Wade P. Parks, University of Miami School of Medicine to Max Essex, Harvard School of Public Health1
- Letter from Werner Henle, Children's Hospital of Philadelphia to Harold Varmus1
- Letter from William A. Blattner, National Institutes of Health to Harold Varmus1
- Letter from William A. Haseltine, Dana-Farber Cancer Institute to Harold Varmus1