%0 Journal Article %B Lancet %D 2009 %G eng %N 9691 %P 720 %R 10.1016/S0140-6736(09)60313-5 %T Caution: coloured medication and the colour blind. %V 374 %1 https://www.ncbi.nlm.nih.gov/pubmed/19716964 %8 08/2009