Rex, D.K. 2014. Letters to the Editor Concerning the Article: Alexandre Oliveira Ferreira, Andrea Riphaus. Propofol to Increase Colorectal Cancer Screening in Portugal. Acta Med Port 2014;27:541-42. Acta Médica Portuguesa. 27, 6 (Dec. 2014), 795–796. DOI:https://doi.org/10.20344/amp.6059.