Book
Silverman, D. (2010) Doing Qualitative Research. Third edition. Sage.
Internet articles
Douglas, K. Martin, Joseph Pater & Peter A Singer (2001): Priority-setting decisions for new cancer drugs: a qualitative case study. The Lancet. Vol.358:1676-1681.
Leech, B. L. (2002): Asking Questions: Techniques for Semistructured Interviews. PS: Political Science and Politics 35;4:665-668 .
Malterud, K. (2001): Qualitative research: standards, challenges, and guidelines. Lancet 358:483-488 .
Malterud, K. (2001): The art and science of clinical knowledge. Lancet 358:397-400 .
Shiffman, J. and S. Smith (2007): Generation of political priority for global health initiatives. Lancet 370:1370-79 .
Tansey, O. (2007): Process Trancing and Elite Interviewing. PS: Political Science and Politics 40;4:765-772.