Skip to main content

. 1960 Apr 23;1(5181):1254–1256. doi: 10.1136/bmj.1.5181.1254

The Polymask as a Means of Administering Oxygen

Mary Catterall, Michael Snow

PMCID: PMC1967247 PMID: 13808491

1254

Images in this article

Fig. 1
on p.1255

Fig. 2
on p.1255

Fig. 3
on p.1255

ACTIONS

RESOURCES