Toss, G. (1984). Vitamin D deficiency in the elderly and its prophylaxis.
Dyfyniad Arddull ChicagoToss, Göran. Vitamin D Deficiency in the Elderly and Its Prophylaxis. 1984.
Dyfyniad MLAToss, Göran. Vitamin D Deficiency in the Elderly and Its Prophylaxis. 1984.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.