McCracken, Graham C.; Montgomery, Jane (2017-11-06). "Postoperative nausea and vomiting after unrestricted clear fluids before day surgery: A retrospective analysis". European Journal of Anaesthesiology. 35 (5): 337–342. doi:10.1097/EJA.0000000000000760. ISSN0265-0215. PMID29232253. S2CID4486702.
McCracken, Graham C.; Montgomery, Jane (2017-11-06). "Postoperative nausea and vomiting after unrestricted clear fluids before day surgery: A retrospective analysis". European Journal of Anaesthesiology. 35 (5): 337–342. doi:10.1097/EJA.0000000000000760. ISSN0265-0215. PMID29232253. S2CID4486702.
McCracken, Graham C.; Montgomery, Jane (2017-11-06). "Postoperative nausea and vomiting after unrestricted clear fluids before day surgery: A retrospective analysis". European Journal of Anaesthesiology. 35 (5): 337–342. doi:10.1097/EJA.0000000000000760. ISSN0265-0215. PMID29232253. S2CID4486702.
McCracken, Graham C.; Montgomery, Jane (2017-11-06). "Postoperative nausea and vomiting after unrestricted clear fluids before day surgery: A retrospective analysis". European Journal of Anaesthesiology. 35 (5): 337–342. doi:10.1097/EJA.0000000000000760. ISSN0265-0215. PMID29232253. S2CID4486702.