Toss, G. (1984). Vitamin D deficiency in the elderly and its prophylaxis.
Lua i Stíl Chicago (17ú heag.)Toss, Göran. Vitamin D Deficiency in the Elderly and Its Prophylaxis. 1984.
Lua MLA (8ú heag.)Toss, Göran. Vitamin D Deficiency in the Elderly and Its Prophylaxis. 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.