Reply from the authors. Reply: SDD and contextual effect.
London, UK sheila.harvey@lshtm.ac.uk.
S E
SE
Harvey
London, UK.
R R
RR
Canter
London, UK.
D A
DA
Harrison
D003422:Critical Care / Q000706:statistics & numerical data*; D003666:Decontamination / Q000706:statistics & numerical data*; D005260:Female; D041981:Gastrointestinal Tract / Q000382:microbiology*; D006801:Humans; D007362:Intensive Care Units / Q000706:statistics & numerical data*; D008297:Male; D019990:Perioperative Care / Q000706:statistics & numerical data*