Castillo, R. (2003). Doctors unite in fight against atherosclerosis. Philippine Daily Inquirer.
Lua i Stíl Chicago (17ú heag.)Castillo, Rafael. "Doctors Unite in Fight Against Atherosclerosis." Philippine Daily Inquirer 2003.
Lua MLA (9ú heag.)Castillo, Rafael. "Doctors Unite in Fight Against Atherosclerosis." Philippine Daily Inquirer, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.