Riccioni, M.E., Bizzotto, A., Franceschi, F., Zuccalà, G., Casagranda, I., Gasbarrini, A. and Costamagna, G. 2013. Acute gastrointestinal bleeding: safety and timing of endoscopy. Emergency Care Journal. 9, 2 (Sep. 2013), e17. DOI:https://doi.org/10.4081/ecj.2013.e17.