Khellaf M, Le Moine JG, Poitrinal P, Francesconi C, Haddad A, Bierling P, Michel M, Eckert L, Launois R, Godeau B. Costs of managing severe immune thrombocytopenia in adults: a retrospective analysis. Ann Hematol. 2011 Apr;90(4):441-6. doi: 10.1007/s00277-010-1087-x
Fleming A, Goatman KA, Sharp PF, Styles CJ, Wikes WN, Olson JA. A large scale validation of automated grading. Eur J Ophthalmol. 2009 May 1;19(3):504.