Columbia subject headings:
Harvard subject headings:
Afghanistan--Biography.
Gajdusek, D. Carleton (Daniel Carleton), 1923-2008--Diaries.
Iran--Biography
Microbiologists--United States--Correspondence.
Microbiologists--United States--Diaries.
Princeton subject headings:
Afghanistan--Description and travel.
Gajdusek, D. Carleton (Daniel Carleton), 1923-2008--Travel--Afghanistan.
Gajdusek, D. Carleton (Daniel Carleton), 1923-2008--Travel--Iran.
Iran--Description and travel.
Virologists--United States--Biography.
Virology--Afghanistan.
Virology--Iran.