Zain, R., Ghani, W., Razak, I., Latifah, R., Samsuddin, A., Cheong, S., … Jallaludin, A. (1969). Building partnership in oral cancer research in a developing country: processes and barriers. Asian Pacific Journal of Cancer Prevention : APJCP, 10(3), 513-8. Retrieved from http://www.apocpcontrol.org/page/apjcp_issues_view.php?sid=Entrez:PubMed&id=pmid:19640201&key=2009.10.3.513 (Original work published 1969)