Jerves Andrade, L. Papiloma virus humano.
Lua i Stíl Chicago (17ú heag.)Jerves Andrade, Lourdes. Papiloma Virus Humano.
Lua MLA (8ú heag.)Jerves Andrade, Lourdes. Papiloma Virus Humano.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.