Autor:	Bhattarai, Madhur Dev, DaCruz, Dilip, Chaudhry, Mehmood, Khanna, Rakesh, Trimble, Michael, Hollingsworth, John, Jones, Robin, Harris, R., Jones, Alison L., Volans, Glyn
Zdroj:	BMJ: British Medical Journal, 2000 Mar 01. 320(7236), 711-713.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/25187355 Zobrazit plný text záznamu