Participant and interviewer attitudes toward handheld computers in the context of HIV/AIDS programs in sub-Saharan Africa. - Karen G. Cheng; Francisco Ernesto; Khai N. Truong (CHI, 2008)

Barriers to acceptance of personal digital assistants for HIV/AIDS data collection in Angola. - Karen G. Cheng; Francisco Ernesto; Ricardo E. Ovalle-Bahamón; Khai N. Truong (Int. J. Medical Informatics, 2011)