TY - JOUR T1 - Correction JO - Postgraduate Medical Journal UR - http://dx.doi.org/10.1136/postgradmedj-2014-132605corr1 PY - 2014/09/17 AU - ED - DO - DOI: 10.1136/postgradmedj-2014-132605corr1 PB - Oxford University Press (OUP) VL - 90 IS - 1068 SP - 575 EP - 575 Y2 - 2024/12/22 ER -