RT Journal Article SR Electronic T1 A respiratory rate of ≥60 breaths per minute had high sensitivity for detecting hypoxia in infants JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 153 OP 153 DO 10.1136/ebm.5.5.153 VO 5 IS 5 YR 2000 UL http://ebm.bmj.com/content/5/5/153.abstract AB