Jan Horsky, Kerry McColgan, Justine E. Pang, Andrea J. Melnikas, Jeffrey A. Linder, Jeffrey L. Schnipper, Blackford Middleton. Complementary methods of system usability evaluation: Surveys and observations during software design and development cycles. Journal of Biomedical Informatics, 43(5):782-790, 2010. [doi]
Abstract is missing.