Autor:	Wald, Nicholas J., Cuckle, Howard S., Densem, James W., Nanchahal, Kiran, Royston, Patrick, Chard, Tim, Haddow, James E., Knight, George J., Palomaki, Glenn E., Canick, Jacob A.
Zdroj:	BMJ: British Medical Journal, 1988 Oct 01. 297(6653), 883-887.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/29701075 Zobrazit plný text záznamu