Christensen T, Riis AH, Hatch EE, Wise LA, Nielsen MG, Rothman KJ, Toft Sorensen H, Mikkelsen EM. Costs and efficiency of online and offline recruitment methods: a web-based cohort study. J Med Internet Res. 2017 Mar 1;19(3):e58. doi: 10.2196/jmir.6716
Ceilleachair AO, Finn C, Deady S, Carsin AE, Sharp L. Have developments in palliative care services impacted on place of death of colorectal cancer patients in Ireland? A population-based study. Irish J Med Sci. 2011 Mar;180(1):91-6. doi: 10.1007/s11845-010-0607-y
Drummond FJ, Carsin AE, Sharp L, Comber H. Trends in prostate specific antigen testing in Ireland: lessons from a country without guidelines. Irish J Med Sci. 2010 Mar;179(1):43-9. doi: 10.1007/s11845-009-0376-7