Value in Health. Elsevier B.V.
Lua i Stíl Chicago (17ú heag.)Value in Health. Elsevier B.V.
Lua MLA (9ú heag.)Value in Health. Elsevier B.V.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)