TY - JOUR T1 - Pulse oximetry in children JF - Archives of disease in childhood - Education & practice edition JO - Arch Dis Child Educ Pract Ed SP - 117 LP - 118 DO - 10.1136/archdischild-2013-305526 VL - 99 IS - 3 AU - Ian P Sinha AU - Sarah J Mayell AU - Clare Halfhide Y1 - 2014/06/01 UR - http://ep.bmj.com/content/99/3/117.abstract N2 - Pulse oximetry is routinely used in hospitals in high-income settings, but its theoretical basis is often poorly understood. 1 This paper summarises the physiological background, technological basis and limitations of pulse oximetry. ER -