Samuel Simms, « Nial O'Glacan of Donegal, An Irish Physician of the Sixteenth Century », The Ulster Medical Journal, vol. 4, no 3, , p. 186–189 (ISSN0041-6193, PMID20476054, PMCID2479006, lire en ligne, consulté le )
Samuel Simms, « Nial O'Glacan of Donegal, An Irish Physician of the Sixteenth Century », The Ulster Medical Journal, vol. 4, no 3, , p. 186–189 (ISSN0041-6193, PMID20476054, PMCID2479006, lire en ligne, consulté le )