Correspondence Correspondence files chiefly relating to HIV/AIDS research undertaken by Peter Piot as Professor of Microbiology at the Institute. Correspondence also relates to Sub-Saharan collaborative research work in Nairobi and Kinshasa and to his role as director of the WHO Collaborating Center on HIV/AIDS in the Institute. Material includes attached reports, memoranda, newsletters and notes and correspondees include various international colleagues, government officials and AIDS activists. 1983-1992