Changing Trends of Diagnostic Virology in a Tertiary Care Medical Center.- Evaluation of Electron Microscopic Information Available from Clinical Samples.- Detection of Viral Sequences in Formalin Fixed, Paraffin Embedded Tissues from HIV-1 Infected Patients Using the PCR.- Detection of Viral Nucleic Acids by Q? Replicase Amplification.- Determinants of Measles Mortality: Host or Transmission Factors?.- The International Epidemiology of HIV-1 Infections.- Human Herpesvirus 6: An Update.- Papillomaviruses and Human Cancer.- Detection and Elimination of Blood-Borne Viruses Transmitted by Transfusion.- Programmed Antigenic Stimulation - A New Approach to Influenza Vaccination.- Lessons from Varicella Vaccine.- Antisense Oligonucleotides as Anti-Viral Agents: New Drugs for a New Age.- Abstracts.- Contributors.- Author Index.