"1:1".
Ho AM, Dion PW, Ng CS, Cheung CW, Yeung JH, Critchley LA.
Ho AM, et al. Among authors: cheung cw.
Resuscitation. 2011 May;82(5):627-8. doi: 10.1016/j.resuscitation.2010.12.022. Epub 2011 Feb 24.
Resuscitation. 2011.
PMID: 21353363
No abstract available.