O’ Sullivan JM, McNamee T, Harrington JM, Perry IJ, Cahill MR, Variation in Haemoglobin Reference Ranges and Implications for Use of Health Service Resource in the Republic of Ireland and the UK, Journal of Hematology and Oncology Research, Volume 1, Issue 1, 2014, Pages 24-27, ISSN 2372-6601, https://doi.org/10.14302/issn.2372-6601.jhor-13-352. (https://openaccesspub.orgjhor/article/84) Keywords: Haemoglobin; Anaemia; Referral; Reference range; Health service resources