Use Of A Conical Spacer Device In Severe Asthma

Autor:	Carswell, F., Kendrick, A. H.
Zdroj:	British Medical Journal (Clinical Research Edition), 1984 May . 288(6430), 1617-1617.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/29515280 Zobrazit plný text záznamu